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182147964 = 22315178997
BaseRepresentation
bin10101101101101…
…01101101111100
3110200202002000220
422312311231330
5333112213324
630024021340
74341142425
oct1266655574
9420662026
10182147964
11938aa509
1251001850
132b97677b
141a29664c
1510eceb79
hexadb5b7c

182147964 has 12 divisors (see below), whose sum is σ = 425011944. Its totient is φ = 60715984.

The previous prime is 182147951. The next prime is 182147989. The reversal of 182147964 is 469741281.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7589487 + ... + 7589510.

It is an arithmetic number, because the mean of its divisors is an integer number (35417662).

Almost surely, 2182147964 is an apocalyptic number.

It is an amenable number.

182147964 is an abundant number, since it is smaller than the sum of its proper divisors (242863980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

182147964 is a wasteful number, since it uses less digits than its factorization.

182147964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15179004 (or 15179002 counting only the distinct ones).

The product of its digits is 96768, while the sum is 42.

The square root of 182147964 is about 13496.2203597896. The cubic root of 182147964 is about 566.8586442194.

The spelling of 182147964 in words is "one hundred eighty-two million, one hundred forty-seven thousand, nine hundred sixty-four".

Divisors: 1 2 3 4 6 12 15178997 30357994 45536991 60715988 91073982 182147964