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157915036 = 2239478759
BaseRepresentation
bin10010110100110…
…01011110011100
3102000010220201001
421122121132130
5310411240121
623400400044
73625153456
oct1132313634
9360126631
10157915036
11811589a4
1244a76024
1326940766
1416d892d6
15dce4991
hex969979c

157915036 has 6 divisors (see below), whose sum is σ = 276351320. Its totient is φ = 78957516.

The previous prime is 157915027. The next prime is 157915039. The reversal of 157915036 is 630519751.

It is a junction number, because it is equal to n+sod(n) for n = 157914986 and 157915004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157915039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19739376 + ... + 19739383.

Almost surely, 2157915036 is an apocalyptic number.

It is an amenable number.

157915036 is a deficient number, since it is larger than the sum of its proper divisors (118436284).

157915036 is a wasteful number, since it uses less digits than its factorization.

157915036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39478763 (or 39478761 counting only the distinct ones).

The product of its (nonzero) digits is 28350, while the sum is 37.

The square root of 157915036 is about 12566.4249490458. The cubic root of 157915036 is about 540.5150960660.

The spelling of 157915036 in words is "one hundred fifty-seven million, nine hundred fifteen thousand, thirty-six".

Divisors: 1 2 4 39478759 78957518 157915036