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258038052 = 22361352511
BaseRepresentation
bin11110110000101…
…01100100100100
3122222112200122220
433120111210210
51012024204202
641334352340
76252200346
oct1730254444
9588480586
10258038052
11122723898
12724bb6b0
13415c824c
14263ad296
15179c0abc
hexf615924

258038052 has 24 divisors (see below), whose sum is σ = 611960832. Its totient is φ = 84602400.

The previous prime is 258038041. The next prime is 258038063. The reversal of 258038052 is 250830852.

It is an interprime number because it is at equal distance from previous prime (258038041) and next prime (258038063).

It is a super-3 number, since 3×2580380523 (a number of 26 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175524 + ... + 176987.

It is an arithmetic number, because the mean of its divisors is an integer number (25498368).

Almost surely, 2258038052 is an apocalyptic number.

It is an amenable number.

258038052 is an abundant number, since it is smaller than the sum of its proper divisors (353922780).

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

258038052 is a wasteful number, since it uses less digits than its factorization.

258038052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352579 (or 352577 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 258038052 is about 16063.5628675584. The cubic root of 258038052 is about 636.6409720114.

The spelling of 258038052 in words is "two hundred fifty-eight million, thirty-eight thousand, fifty-two".

Divisors: 1 2 3 4 6 12 61 122 183 244 366 732 352511 705022 1057533 1410044 2115066 4230132 21503171 43006342 64509513 86012684 129019026 258038052