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230279872 = 2611293187
BaseRepresentation
bin11011011100111…
…00101011000000
3121001022102121011
431232130223000
5432422423442
634503410304
75464226614
oct1556345300
9531272534
10230279872
11108a94749
1265153994
13389297a4
1422825344
151533b117
hexdb9cac0

230279872 has 28 divisors (see below), whose sum is σ = 457509880. Its totient is φ = 115001856.

The previous prime is 230279857. The next prime is 230279879. The reversal of 230279872 is 278972032.

230279872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (230279879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70663 + ... + 73849.

Almost surely, 2230279872 is an apocalyptic number.

It is an amenable number.

230279872 is a deficient number, since it is larger than the sum of its proper divisors (227230008).

230279872 is a wasteful number, since it uses less digits than its factorization.

230279872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4328 (or 4318 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 230279872 is about 15174.9751894361. The cubic root of 230279872 is about 612.9409819993.

The spelling of 230279872 in words is "two hundred thirty million, two hundred seventy-nine thousand, eight hundred seventy-two".

Divisors: 1 2 4 8 16 32 64 1129 2258 3187 4516 6374 9032 12748 18064 25496 36128 50992 72256 101984 203968 3598123 7196246 14392492 28784984 57569968 115139936 230279872