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164594095 = 5231431253
BaseRepresentation
bin10011100111110…
…00000110101111
3102110201020122121
421303320012233
5314114002340
624155453411
74036012111
oct1163700657
9373636577
10164594095
11849aaa86
1247157267
132813b873
1417c073b1
15e6b394a
hex9cf81af

164594095 has 8 divisors (see below), whose sum is σ = 206100576. Its totient is φ = 125950176.

The previous prime is 164594071. The next prime is 164594107. The reversal of 164594095 is 590495461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 164594095 - 217 = 164463023 is a prime.

It is a super-2 number, since 2×1645940952 = 54182432217738050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 715512 + ... + 715741.

It is an arithmetic number, because the mean of its divisors is an integer number (25762572).

Almost surely, 2164594095 is an apocalyptic number.

164594095 is a deficient number, since it is larger than the sum of its proper divisors (41506481).

164594095 is a wasteful number, since it uses less digits than its factorization.

164594095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1431281.

The product of its (nonzero) digits is 194400, while the sum is 43.

The square root of 164594095 is about 12829.4230189826. The cubic root of 164594095 is about 548.0305262534.

The spelling of 164594095 in words is "one hundred sixty-four million, five hundred ninety-four thousand, ninety-five".

Divisors: 1 5 23 115 1431253 7156265 32918819 164594095