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159192913 = 11172337013
BaseRepresentation
bin10010111110100…
…01011101010001
3102002112211121211
421133101131101
5311223133123
623444020121
73642055165
oct1137213521
9362484554
10159192913
1181950aa0
1245391641
1326c9a2b9
14171dcca5
15de9840d
hex97d1751

159192913 has 16 divisors (see below), whose sum is σ = 191880576. Its totient is φ = 130282240.

The previous prime is 159192893. The next prime is 159192937. The reversal of 159192913 is 319291951.

It is a de Polignac number, because none of the positive numbers 2k-159192913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (159192953) 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, 14206 + ... + 22807.

It is an arithmetic number, because the mean of its divisors is an integer number (11992536).

Almost surely, 2159192913 is an apocalyptic number.

It is an amenable number.

159192913 is a deficient number, since it is larger than the sum of its proper divisors (32687663).

159192913 is a wasteful number, since it uses less digits than its factorization.

159192913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37064.

The product of its digits is 21870, while the sum is 40.

The square root of 159192913 is about 12617.1673920892. The cubic root of 159192913 is about 541.9691628357.

The spelling of 159192913 in words is "one hundred fifty-nine million, one hundred ninety-two thousand, nine hundred thirteen".

Divisors: 1 11 17 23 187 253 391 4301 37013 407143 629221 851299 6921431 9364289 14472083 159192913