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230567672 = 2371894561
BaseRepresentation
bin11011011111000…
…10111011111000
3121001212001101102
431233202323320
5433011131142
634513510532
75466535646
oct1557427370
9531761342
10230567672
111091709a5
1265272448
13389ca79a
142289c196
1515396532
hexdbe2ef8

230567672 has 32 divisors (see below), whose sum is σ = 443426400. Its totient is φ = 112358400.

The previous prime is 230567657. The next prime is 230567681. The reversal of 230567672 is 276765032.

It is a super-2 number, since 2×2305676722 = 106322902742999168, which contains 22 as substring.

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

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, 48272 + ... + 52832.

It is an arithmetic number, because the mean of its divisors is an integer number (13857075).

Almost surely, 2230567672 is an apocalyptic number.

It is an amenable number.

230567672 is a deficient number, since it is larger than the sum of its proper divisors (212858728).

230567672 is a wasteful number, since it uses less digits than its factorization.

230567672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4727 (or 4723 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 38.

The square root of 230567672 is about 15184.4549457661. The cubic root of 230567672 is about 613.1962235524.

The spelling of 230567672 in words is "two hundred thirty million, five hundred sixty-seven thousand, six hundred seventy-two".

Divisors: 1 2 4 8 71 89 142 178 284 356 568 712 4561 6319 9122 12638 18244 25276 36488 50552 323831 405929 647662 811858 1295324 1623716 2590648 3247432 28820959 57641918 115283836 230567672