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230167432 = 23112990191
BaseRepresentation
bin11011011100000…
…01001110001000
3121001002201100201
431232001032020
5432410324212
634501141544
75463251035
oct1556011610
9531081321
10230167432
11108a18220
12650ba8b4
13388ba561
14227d638c
1515317b57
hexdb81388

230167432 has 32 divisors (see below), whose sum is σ = 487036800. Its totient is φ = 101012800.

The previous prime is 230167397. The next prime is 230167447. The reversal of 230167432 is 234761032.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 230167432.

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, 42544 + ... + 47647.

It is an arithmetic number, because the mean of its divisors is an integer number (15219900).

Almost surely, 2230167432 is an apocalyptic number.

230167432 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

230167432 is an abundant number, since it is smaller than the sum of its proper divisors (256869368).

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

230167432 is a wasteful number, since it uses less digits than its factorization.

230167432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90237 (or 90233 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 230167432 is about 15171.2699534350. The cubic root of 230167432 is about 612.8412044205.

The spelling of 230167432 in words is "two hundred thirty million, one hundred sixty-seven thousand, four hundred thirty-two".

Divisors: 1 2 4 8 11 22 29 44 58 88 116 232 319 638 1276 2552 90191 180382 360764 721528 992101 1984202 2615539 3968404 5231078 7936808 10462156 20924312 28770929 57541858 115083716 230167432