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270687164 = 221123118041
BaseRepresentation
bin10000001000100…
…101101110111100
3200212100022222112
4100020211232330
51023243442124
642505433152
76464542256
oct2010455674
9625308875
10270687164
11129883300
127679b7b8
1344106827
1427d42cd6
1518b6d90e
hex10225bbc

270687164 has 36 divisors (see below), whose sum is σ = 537507264. Its totient is φ = 119064000.

The previous prime is 270687149. The next prime is 270687173. The reversal of 270687164 is 461786072.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 5984 + ... + 24024.

Almost surely, 2270687164 is an apocalyptic number.

It is an amenable number.

270687164 is a deficient number, since it is larger than the sum of its proper divisors (266820100).

270687164 is a wasteful number, since it uses less digits than its factorization.

270687164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18098 (or 18085 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 270687164 is about 16452.5731726074. The cubic root of 270687164 is about 646.8782573027.

The spelling of 270687164 in words is "two hundred seventy million, six hundred eighty-seven thousand, one hundred sixty-four".

Divisors: 1 2 4 11 22 31 44 62 121 124 242 341 484 682 1364 3751 7502 15004 18041 36082 72164 198451 396902 559271 793804 1118542 2182961 2237084 4365922 6151981 8731844 12303962 24607924 67671791 135343582 270687164