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8130080084480 = 29529229478213
BaseRepresentation
bin111011001001110111010…
…0010010001001000000000
31001210020011021000100201222
41312103232202101020000
52031200401000200410
625142523543414212
71466243651331104
oct166235642211000
931706137010658
108130080084480
112654a47290a92
12ab37b7454368
1346c881258653
142016d8633904
15e1736d47955
hex764ee891200

8130080084480 has 160 divisors (see below), whose sum is σ = 20253414970800. Its totient is φ = 3126175137792.

The previous prime is 8130080084449. The next prime is 8130080084573. The reversal of 8130080084480 is 844800800318.

It can be written as a sum of positive squares in 8 ways, for example, as 5747181539584 + 2382898544896 = 2397328^2 + 1543664^2 .

It is a tau number, because it is divible by the number of its divisors (160).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16761854 + ... + 17240066.

Almost surely, 28130080084480 is an apocalyptic number.

8130080084480 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8130080084480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10126707485400).

8130080084480 is an abundant number, since it is smaller than the sum of its proper divisors (12123334886320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8130080084480 is a wasteful number, since it uses less digits than its factorization.

8130080084480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478494 (or 478478 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 44.

Adding to 8130080084480 its reverse (844800800318), we get a palindrome (8974880884798).

The spelling of 8130080084480 in words is "eight trillion, one hundred thirty billion, eighty million, eighty-four thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 29 32 40 58 64 80 116 128 145 160 229 232 256 290 320 458 464 512 580 640 916 928 1145 1160 1280 1832 1856 2290 2320 2560 3664 3712 4580 4640 6641 7328 7424 9160 9280 13282 14656 14848 18320 18560 26564 29312 33205 36640 37120 53128 58624 66410 73280 74240 106256 117248 132820 146560 212512 265640 293120 425024 478213 531280 586240 850048 956426 1062560 1700096 1912852 2125120 2391065 3400192 3825704 4250240 4782130 7651408 8500480 9564260 13868177 15302816 17000960 19128520 27736354 30605632 38257040 55472708 61211264 69340885 76514080 109510777 110945416 122422528 138681770 153028160 219021554 221890832 244845056 277363540 306056320 438043108 443781664 547553885 554727080 612112640 876086216 887563328 1095107770 1109454160 1224225280 1752172432 1775126656 2190215540 2218908320 3175812533 3504344864 3550253312 4380431080 4437816640 6351625066 7008689728 7100506624 8760862160 8875633280 12703250132 14017379456 15879062665 17521724320 17751266560 25406500264 28034758912 31758125330 35043448640 35502533120 50813000528 56069517824 63516250660 70086897280 101626001056 127032501320 140173794560 203252002112 254065002640 280347589120 406504004224 508130005280 813008008448 1016260010560 1626016016896 2032520021120 4065040042240 8130080084480