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157160288860 = 22515913493811
BaseRepresentation
bin1001001001011101111…
…0111011001001011100
3120000122202210212122021
42102113132323021130
510033331013220420
6200110510225524
714232402261661
oct2222736731134
9500582725567
10157160288860
1160718982153
12265607b52a4
1311a87b47483
14786c713a68
15414c50b7aa
hex24977bb25c

157160288860 has 24 divisors (see below), whose sum is σ = 330058015056. Its totient is φ = 62860037760.

The previous prime is 157160288843. The next prime is 157160288863. The reversal of 157160288860 is 68882061751.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 157160288798 and 157160288807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157160288863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71355 + ... + 565165.

It is an arithmetic number, because the mean of its divisors is an integer number (13752417294).

Almost surely, 2157160288860 is an apocalyptic number.

157160288860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

157160288860 is an abundant number, since it is smaller than the sum of its proper divisors (172897726196).

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

157160288860 is a wasteful number, since it uses less digits than its factorization.

157160288860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509733 (or 509731 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 52.

The spelling of 157160288860 in words is "one hundred fifty-seven billion, one hundred sixty million, two hundred eighty-eight thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 15913 31826 63652 79565 159130 318260 493811 987622 1975244 2469055 4938110 9876220 7858014443 15716028886 31432057772 39290072215 78580144430 157160288860