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164710244 = 22190121661
BaseRepresentation
bin10011101000101…
…00011101100100
3102110221010222102
421310110131210
5314131211434
624202151232
74040004536
oct1164243544
9373833872
10164710244
1184a7a276
12471b2518
132817c6aa
1417c37856
15e6d807e
hex9d14764

164710244 has 12 divisors (see below), whose sum is σ = 288407868. Its totient is φ = 82308000.

The previous prime is 164710213. The next prime is 164710267. The reversal of 164710244 is 442017461.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 30382144 + 134328100 = 5512^2 + 11590^2 .

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 3227 + ... + 18434.

It is an arithmetic number, because the mean of its divisors is an integer number (24033989).

Almost surely, 2164710244 is an apocalyptic number.

It is an amenable number.

164710244 is a deficient number, since it is larger than the sum of its proper divisors (123697624).

164710244 is a wasteful number, since it uses less digits than its factorization.

164710244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23566 (or 23564 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 164710244 is about 12833.9488856704. The cubic root of 164710244 is about 548.1594053823.

The spelling of 164710244 in words is "one hundred sixty-four million, seven hundred ten thousand, two hundred forty-four".

Divisors: 1 2 4 1901 3802 7604 21661 43322 86644 41177561 82355122 164710244