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164134465 = 5112984263
BaseRepresentation
bin10011100100001…
…11111001000001
3102102211220011021
421302013321001
5314004300330
624141545441
74032056065
oct1162077101
9372756137
10164134465
1184716720
1246b75281
132800a5b1
1417b27aa5
15e62267a
hex9c87e41

164134465 has 8 divisors (see below), whose sum is σ = 214867008. Its totient is φ = 119370480.

The previous prime is 164134457. The next prime is 164134493. The reversal of 164134465 is 564431461.

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

It is not a de Polignac number, because 164134465 - 23 = 164134457 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 164134465.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1492077 + ... + 1492186.

It is an arithmetic number, because the mean of its divisors is an integer number (26858376).

Almost surely, 2164134465 is an apocalyptic number.

It is an amenable number.

164134465 is a deficient number, since it is larger than the sum of its proper divisors (50732543).

164134465 is a wasteful number, since it uses less digits than its factorization.

164134465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2984279.

The product of its digits is 34560, while the sum is 34.

The square root of 164134465 is about 12811.4973754046. The cubic root of 164134465 is about 547.5199244919.

The spelling of 164134465 in words is "one hundred sixty-four million, one hundred thirty-four thousand, four hundred sixty-five".

Divisors: 1 5 11 55 2984263 14921315 32826893 164134465