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164580234 = 23713301429
BaseRepresentation
bin10011100111101…
…00101110001010
3102110200112122020
421303310232022
5314113031414
624155305310
74035623520
oct1163645612
9373615566
10164580234
11849a0625
124714b236
1328135470
1417c02310
15e6ae7a9
hex9cf4b8a

164580234 has 32 divisors (see below), whose sum is σ = 405121920. Its totient is φ = 43405632.

The previous prime is 164580233. The next prime is 164580277. The reversal of 164580234 is 432085461.

164580234 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 164580195 and 164580204.

It is not an unprimeable number, because it can be changed into a prime (164580233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150169 + ... + 151260.

It is an arithmetic number, because the mean of its divisors is an integer number (12660060).

Almost surely, 2164580234 is an apocalyptic number.

164580234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

164580234 is an abundant number, since it is smaller than the sum of its proper divisors (240541686).

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

164580234 is a wasteful number, since it uses less digits than its factorization.

164580234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301454.

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 164580234 is about 12828.8828040481. The cubic root of 164580234 is about 548.0151420150.

The spelling of 164580234 in words is "one hundred sixty-four million, five hundred eighty thousand, two hundred thirty-four".

Divisors: 1 2 3 6 7 13 14 21 26 39 42 78 91 182 273 546 301429 602858 904287 1808574 2110003 3918577 4220006 6330009 7837154 11755731 12660018 23511462 27430039 54860078 82290117 164580234