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164357001 = 3218261889
BaseRepresentation
bin10011100101111…
…10001110001001
3102110021012102100
421302332032021
5314033411001
624150424013
74034003634
oct1162761611
9373235370
10164357001
1184858936
1247062009
1328087983
1417b84c1b
15e668586
hex9cbe389

164357001 has 6 divisors (see below), whose sum is σ = 237404570. Its totient is φ = 109571328.

The previous prime is 164356999. The next prime is 164357041. The reversal of 164357001 is 100753461.

It can be written as a sum of positive squares in only one way, i.e., 84272400 + 80084601 = 9180^2 + 8949^2 .

It is not a de Polignac number, because 164357001 - 21 = 164356999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164357041) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9130936 + ... + 9130953.

Almost surely, 2164357001 is an apocalyptic number.

It is an amenable number.

164357001 is a deficient number, since it is larger than the sum of its proper divisors (73047569).

164357001 is a wasteful number, since it uses less digits than its factorization.

164357001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18261895 (or 18261892 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 164357001 is about 12820.1794449220. The cubic root of 164357001 is about 547.7672580219.

It can be divided in two parts, 16435 and 7001, that added together give a triangular number (23436 = T216).

The spelling of 164357001 in words is "one hundred sixty-four million, three hundred fifty-seven thousand, one".

Divisors: 1 3 9 18261889 54785667 164357001