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230676732 = 2232111344809
BaseRepresentation
bin11011011111111…
…01100011111100
3121002001120222200
431233331203330
5433023123412
634520111500
75500501626
oct1557754374
9532046880
10230676732
11109235930
1265305590
1338a38310
14228c9c16
15153b89dc
hexdbfd8fc

230676732 has 72 divisors (see below), whose sum is σ = 685055280. Its totient is φ = 64523520.

The previous prime is 230676713. The next prime is 230676737. The reversal of 230676732 is 237676032.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230676737) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17257 + ... + 27552.

Almost surely, 2230676732 is an apocalyptic number.

230676732 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

230676732 is an abundant number, since it is smaller than the sum of its proper divisors (454378548).

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

230676732 is a wasteful number, since it uses less digits than its factorization.

230676732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44843 (or 44838 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 36.

The square root of 230676732 is about 15188.0456939002. The cubic root of 230676732 is about 613.2928902392.

The spelling of 230676732 in words is "two hundred thirty million, six hundred seventy-six thousand, seven hundred thirty-two".

Divisors: 1 2 3 4 6 9 11 12 13 18 22 26 33 36 39 44 52 66 78 99 117 132 143 156 198 234 286 396 429 468 572 858 1287 1716 2574 5148 44809 89618 134427 179236 268854 403281 492899 537708 582517 806562 985798 1165034 1478697 1613124 1747551 1971596 2330068 2957394 3495102 4436091 5242653 5914788 6407687 6990204 8872182 10485306 12815374 17744364 19223061 20970612 25630748 38446122 57669183 76892244 115338366 230676732