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486747500080 = 24537390742089
BaseRepresentation
bin1110001010101000110…
…10010110111000110000
31201112101021021222000011
413011110122112320300
530433324330000310
61011335252104304
750111025325342
oct7052432267060
91645337258004
10486747500080
11178479302126
127a402905094
1336b9166c84a
14197b712b292
15c9dc45678a
hex7154696e30

486747500080 has 80 divisors (see below), whose sum is σ = 1162599204960. Its totient is φ = 189383878656.

The previous prime is 486747500027. The next prime is 486747500081. The reversal of 486747500080 is 80005747684.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 486747499997 and 486747500033.

It is not an unprimeable number, because it can be changed into a prime (486747500081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11543676 + ... + 11585764.

It is an arithmetic number, because the mean of its divisors is an integer number (14532490062).

Almost surely, 2486747500080 is an apocalyptic number.

486747500080 is a gapful number since it is divisible by the number (40) 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 486747500080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (581299602480).

486747500080 is an abundant number, since it is smaller than the sum of its proper divisors (675851704880).

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

486747500080 is a wasteful number, since it uses less digits than its factorization.

486747500080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46046 (or 46040 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 49.

The spelling of 486747500080 in words is "four hundred eighty-six billion, seven hundred forty-seven million, five hundred thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 37 40 74 80 148 185 296 370 592 740 1480 2960 3907 7814 15628 19535 31256 39070 42089 62512 78140 84178 144559 156280 168356 210445 289118 312560 336712 420890 578236 673424 722795 841780 1156472 1445590 1557293 1683560 2312944 2891180 3114586 3367120 5782360 6229172 7786465 11564720 12458344 15572930 24916688 31145860 62291720 124583440 164441723 328883446 657766892 822208615 1315533784 1644417230 2631067568 3288834460 6084343751 6577668920 12168687502 13155337840 24337375004 30421718755 48674750008 60843437510 97349500016 121686875020 243373750040 486747500080