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230636152 = 23411096451
BaseRepresentation
bin11011011111100…
…11101001111000
3121001222112022201
431233303221320
5433020324102
634515155544
75500242415
oct1557635170
9531875281
10230636152
1110920839a
12652a5bb4
1338a229c6
14228b910c
15153ab987
hexdbf3a78

230636152 has 32 divisors (see below), whose sum is σ = 447123600. Its totient is φ = 111456000.

The previous prime is 230636137. The next prime is 230636209. The reversal of 230636152 is 251636032.

It is a self number, because there is not a number n which added to its sum of digits gives 230636152.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32527 + ... + 38977.

Almost surely, 2230636152 is an apocalyptic number.

It is an amenable number.

230636152 is a deficient number, since it is larger than the sum of its proper divisors (216487448).

230636152 is a wasteful number, since it uses less digits than its factorization.

230636152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6607 (or 6603 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 230636152 is about 15186.7097160642. The cubic root of 230636152 is about 613.2569252117.

The spelling of 230636152 in words is "two hundred thirty million, six hundred thirty-six thousand, one hundred fifty-two".

Divisors: 1 2 4 8 41 82 109 164 218 328 436 872 4469 6451 8938 12902 17876 25804 35752 51608 264491 528982 703159 1057964 1406318 2115928 2812636 5625272 28829519 57659038 115318076 230636152