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244164 = 22320347
BaseRepresentation
bin111011100111000100
3110101221010
4323213010
530303124
65122220
72034564
oct734704
9411833
10244164
11157498
12b9370
138719b
1464da4
154c529
hex3b9c4

244164 has 12 divisors (see below), whose sum is σ = 569744. Its totient is φ = 81384.

The previous prime is 244159. The next prime is 244177. The reversal of 244164 is 461442.

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

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 244164.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 244164.

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, 10162 + ... + 10185.

2244164 is an apocalyptic number.

It is an amenable number.

244164 is an abundant number, since it is smaller than the sum of its proper divisors (325580).

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

244164 is a wasteful number, since it uses less digits than its factorization.

244164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20354 (or 20352 counting only the distinct ones).

The product of its digits is 768, while the sum is 21.

The square root of 244164 is about 494.1295376721. The cubic root of 244164 is about 62.5019946030.

The spelling of 244164 in words is "two hundred forty-four thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 12 20347 40694 61041 81388 122082 244164