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164308795 = 5716728111
BaseRepresentation
bin10011100101100…
…10011100111011
3102110011202021221
421302302130323
5314030340140
624145412511
74033413250
oct1162623473
9373152257
10164308795
11848256a2
124703a137
132806ba51
1417b71427
15e65914a
hex9cb273b

164308795 has 16 divisors (see below), whose sum is σ = 226695168. Its totient is φ = 111990240.

The previous prime is 164308787. The next prime is 164308811. The reversal of 164308795 is 597803461.

It is not a de Polignac number, because 164308795 - 23 = 164308787 is a prime.

It is a super-2 number, since 2×1643087952 = 53994760228704050, which contains 22 as substring.

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, 8211 + ... + 19900.

It is an arithmetic number, because the mean of its divisors is an integer number (14168448).

Almost surely, 2164308795 is an apocalyptic number.

164308795 is a deficient number, since it is larger than the sum of its proper divisors (62386373).

164308795 is a wasteful number, since it uses less digits than its factorization.

164308795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28290.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 164308795 is about 12818.2992241561. The cubic root of 164308795 is about 547.7136993046.

The spelling of 164308795 in words is "one hundred sixty-four million, three hundred eight thousand, seven hundred ninety-five".

Divisors: 1 5 7 35 167 835 1169 5845 28111 140555 196777 983885 4694537 23472685 32861759 164308795