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230671254 = 23112317729
BaseRepresentation
bin11011011111111…
…00001110010110
3121002001022110210
431233330032112
5433022440004
634520030250
75500446642
oct1557741626
9532038423
10230671254
11109231800
1265302386
1338a35988
14228c7c22
15153b7089
hexdbfc396

230671254 has 24 divisors (see below), whose sum is σ = 507097080. Its totient is φ = 69900160.

The previous prime is 230671247. The next prime is 230671277. The reversal of 230671254 is 452176032.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 158139 + ... + 159590.

It is an arithmetic number, because the mean of its divisors is an integer number (21129045).

Almost surely, 2230671254 is an apocalyptic number.

230671254 is an abundant number, since it is smaller than the sum of its proper divisors (276425826).

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

230671254 is a wasteful number, since it uses less digits than its factorization.

230671254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317756 (or 317745 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 230671254 is about 15187.8653536302. The cubic root of 230671254 is about 613.2880354726.

The spelling of 230671254 in words is "two hundred thirty million, six hundred seventy-one thousand, two hundred fifty-four".

Divisors: 1 2 3 6 11 22 33 66 121 242 363 726 317729 635458 953187 1906374 3495019 6990038 10485057 20970114 38445209 76890418 115335627 230671254