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152870157 = 32119715919
BaseRepresentation
bin10010001110010…
…01110100001101
3101122122121102200
421013021310031
5303113321112
623100312113
73534242406
oct1107116415
9348577380
10152870157
1179322680
1243242639
132589541b
14164349ad
15d649cdc
hex91c9d0d

152870157 has 24 divisors (see below), whose sum is σ = 243384960. Its totient is φ = 91687680.

The previous prime is 152870153. The next prime is 152870161. The reversal of 152870157 is 751078251.

It is an interprime number because it is at equal distance from previous prime (152870153) and next prime (152870161).

It is not a de Polignac number, because 152870157 - 22 = 152870153 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152870153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1644 + ... + 17562.

It is an arithmetic number, because the mean of its divisors is an integer number (10141040).

Almost surely, 2152870157 is an apocalyptic number.

It is an amenable number.

152870157 is a deficient number, since it is larger than the sum of its proper divisors (90514803).

152870157 is a wasteful number, since it uses less digits than its factorization.

152870157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16033 (or 16030 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 36.

The square root of 152870157 is about 12364.0671706360. The cubic root of 152870157 is about 534.6967822081.

The spelling of 152870157 in words is "one hundred fifty-two million, eight hundred seventy thousand, one hundred fifty-seven".

Divisors: 1 3 9 11 33 97 99 291 873 1067 3201 9603 15919 47757 143271 175109 525327 1544143 1575981 4632429 13897287 16985573 50956719 152870157