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172675930 = 25717913781
BaseRepresentation
bin10100100101011…
…01001101011010
3110000220211211211
422102231031122
5323201112210
625045013334
74164502240
oct1222551532
9400824754
10172675930
118951aa89
12499b424a
1329a0b30b
1418d0c790
151025d38a
hexa4ad35a

172675930 has 32 divisors (see below), whose sum is σ = 357229440. Its totient is φ = 58868160.

The previous prime is 172675907. The next prime is 172675967. The reversal of 172675930 is 39576271.

172675930 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 5640 + ... + 19420.

It is an arithmetic number, because the mean of its divisors is an integer number (11163420).

Almost surely, 2172675930 is an apocalyptic number.

172675930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

172675930 is an abundant number, since it is smaller than the sum of its proper divisors (184553510).

172675930 is a wasteful number, since it uses less digits than its factorization.

172675930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13974.

The product of its (nonzero) digits is 79380, while the sum is 40.

The square root of 172675930 is about 13140.6213703919. The cubic root of 172675930 is about 556.8573221148.

The spelling of 172675930 in words is "one hundred seventy-two million, six hundred seventy-five thousand, nine hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 179 358 895 1253 1790 2506 6265 12530 13781 27562 68905 96467 137810 192934 482335 964670 2466799 4933598 12333995 17267593 24667990 34535186 86337965 172675930