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258230008 = 23281313367
BaseRepresentation
bin11110110010001…
…00011011111000
3122222220102222101
433121010123320
51012101330013
641342433144
76253630111
oct1731043370
9588812871
10258230008
11122845033
12725927b4
134166472a
142641d208
1517a0c8dd
hexf6446f8

258230008 has 32 divisors (see below), whose sum is σ = 488784960. Its totient is φ = 127895040.

The previous prime is 258229999. The next prime is 258230057. The reversal of 258230008 is 800032852.

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, 703441 + ... + 703807.

It is an arithmetic number, because the mean of its divisors is an integer number (15274530).

Almost surely, 2258230008 is an apocalyptic number.

It is an amenable number.

258230008 is a deficient number, since it is larger than the sum of its proper divisors (230554952).

258230008 is a wasteful number, since it uses less digits than its factorization.

258230008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967 (or 963 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 258230008 is about 16069.5366454668. The cubic root of 258230008 is about 636.7987998492.

The spelling of 258230008 in words is "two hundred fifty-eight million, two hundred thirty thousand, eight".

Divisors: 1 2 4 8 281 313 367 562 626 734 1124 1252 1468 2248 2504 2936 87953 103127 114871 175906 206254 229742 351812 412508 459484 703624 825016 918968 32278751 64557502 129115004 258230008