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5145107880 = 23351122917021
BaseRepresentation
bin1001100101010110…
…00001110110101000
3111021120102120011010
410302223001312220
541014121423010
62210313303520
7241333460343
oct46253016650
914246376133
105145107880
112200308780
12bb7104ba0
1363cc36b43
1436b47545a
15201a6b620
hex132ac1da8

5145107880 has 128 divisors (see below), whose sum is σ = 16913059200. Its totient is φ = 1241779200.

The previous prime is 5145107879. The next prime is 5145107881. The reversal of 5145107880 is 887015415.

It is an interprime number because it is at equal distance from previous prime (5145107879) and next prime (5145107881).

It is not an unprimeable number, because it can be changed into a prime (5145107881) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 293770 + ... + 310790.

It is an arithmetic number, because the mean of its divisors is an integer number (132133275).

Almost surely, 25145107880 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5145107880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8456529600).

5145107880 is an abundant number, since it is smaller than the sum of its proper divisors (11767951320).

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

5145107880 is a wasteful number, since it uses less digits than its factorization.

5145107880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17275 (or 17271 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 39.

The square root of 5145107880 is about 71729.4073584886. The cubic root of 5145107880 is about 1726.3605179315.

The spelling of 5145107880 in words is "five billion, one hundred forty-five million, one hundred seven thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 11 12 15 20 22 24 30 33 40 44 55 60 66 88 110 120 132 165 220 229 264 330 440 458 660 687 916 1145 1320 1374 1832 2290 2519 2748 3435 4580 5038 5496 6870 7557 9160 10076 12595 13740 15114 17021 20152 25190 27480 30228 34042 37785 50380 51063 60456 68084 75570 85105 100760 102126 136168 151140 170210 187231 204252 255315 302280 340420 374462 408504 510630 561693 680840 748924 936155 1021260 1123386 1497848 1872310 2042520 2246772 2808465 3744620 3897809 4493544 5616930 7489240 7795618 11233860 11693427 15591236 19489045 22467720 23386854 31182472 38978090 42875899 46773708 58467135 77956180 85751798 93547416 116934270 128627697 155912360 171503596 214379495 233868540 257255394 343007192 428758990 467737080 514510788 643138485 857517980 1029021576 1286276970 1715035960 2572553940 5145107880