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164468260 = 22511747583
BaseRepresentation
bin10011100110110…
…01011000100100
3102110110212001001
421303121120210
5314100441020
624153043044
74034646205
oct1163313044
9373425031
10164468260
1184924490
12470b6484
13280c64c8
1417bb35ac
15e68b50a
hex9cd9624

164468260 has 24 divisors (see below), whose sum is σ = 376782336. Its totient is φ = 59806560.

The previous prime is 164468221. The next prime is 164468263. The reversal of 164468260 is 62864461.

It is not an unprimeable number, because it can be changed into a prime (164468263) by changing a digit.

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, 373572 + ... + 374011.

It is an arithmetic number, because the mean of its divisors is an integer number (15699264).

Almost surely, 2164468260 is an apocalyptic number.

164468260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

164468260 is an abundant number, since it is smaller than the sum of its proper divisors (212314076).

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

164468260 is a wasteful number, since it uses less digits than its factorization.

164468260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747603 (or 747601 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 164468260 is about 12824.5179246629. The cubic root of 164468260 is about 547.8908310782.

The spelling of 164468260 in words is "one hundred sixty-four million, four hundred sixty-eight thousand, two hundred sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 747583 1495166 2990332 3737915 7475830 8223413 14951660 16446826 32893652 41117065 82234130 164468260