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258080158 = 2724164231
BaseRepresentation
bin11110110000111…
…11110110011110
3122222121211102101
433120133312132
51012032031113
641335315314
76252434200
oct1730376636
9588554371
10258080158
11122752496
127251bb3a
134161146b
14263c0770
15179cd2dd
hexf61fd9e

258080158 has 24 divisors (see below), whose sum is σ = 461314224. Its totient is φ = 107906400.

The previous prime is 258080131. The next prime is 258080201. The reversal of 258080158 is 851080852.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28098 + ... + 36133.

It is an arithmetic number, because the mean of its divisors is an integer number (19221426).

Almost surely, 2258080158 is an apocalyptic number.

258080158 is a deficient number, since it is larger than the sum of its proper divisors (203234066).

258080158 is a wasteful number, since it uses less digits than its factorization.

258080158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64288 (or 64281 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 37.

The square root of 258080158 is about 16064.8734199806. The cubic root of 258080158 is about 636.6755986186.

The spelling of 258080158 in words is "two hundred fifty-eight million, eighty thousand, one hundred fifty-eight".

Divisors: 1 2 7 14 41 49 82 98 287 574 2009 4018 64231 128462 449617 899234 2633471 3147319 5266942 6294638 18434297 36868594 129040079 258080158