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152929172165 = 5711397218629
BaseRepresentation
bin1000111001101101001…
…0011111101011000101
3112121201220012212200112
42032123102133223011
510001144332002130
6154131002522405
714022504341540
oct2163322375305
9477656185615
10152929172165
11599475925a0
122577b806405
1311562395423
14758a7db857
153ea0d32495
hex239b49fac5

152929172165 has 16 divisors (see below), whose sum is σ = 228797930880. Its totient is φ = 95332470720.

The previous prime is 152929172147. The next prime is 152929172173. The reversal of 152929172165 is 561271929251.

It is a de Polignac number, because none of the positive numbers 2k-152929172165 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198608930 + ... + 198609699.

It is an arithmetic number, because the mean of its divisors is an integer number (14299870680).

Almost surely, 2152929172165 is an apocalyptic number.

It is an amenable number.

152929172165 is a deficient number, since it is larger than the sum of its proper divisors (75868758715).

152929172165 is a wasteful number, since it uses less digits than its factorization.

152929172165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397218652.

The product of its digits is 680400, while the sum is 50.

The spelling of 152929172165 in words is "one hundred fifty-two billion, nine hundred twenty-nine million, one hundred seventy-two thousand, one hundred sixty-five".

Divisors: 1 5 7 11 35 55 77 385 397218629 1986093145 2780530403 4369404919 13902652015 21847024595 30585834433 152929172165