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230251086 = 23413109331
BaseRepresentation
bin11011011100101…
…01101001001110
3121001020222010000
431232111221032
5432421013321
634503025130
75464046652
oct1556255116
9531228100
10230251086
11108a7505a
126513b1a6
1338919660
1422818a62
1515332826
hexdb95a4e

230251086 has 40 divisors (see below), whose sum is σ = 555625224. Its totient is φ = 70845840.

The previous prime is 230251079. The next prime is 230251103. The reversal of 230251086 is 680152032.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 52560 + ... + 56771.

Almost surely, 2230251086 is an apocalyptic number.

230251086 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

230251086 is an abundant number, since it is smaller than the sum of its proper divisors (325374138).

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

230251086 is a wasteful number, since it uses less digits than its factorization.

230251086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109358 (or 109349 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 230251086 is about 15174.0266903680. The cubic root of 230251086 is about 612.9154408260.

The spelling of 230251086 in words is "two hundred thirty million, two hundred fifty-one thousand, eighty-six".

Divisors: 1 2 3 6 9 13 18 26 27 39 54 78 81 117 162 234 351 702 1053 2106 109331 218662 327993 655986 983979 1421303 1967958 2842606 2951937 4263909 5903874 8527818 8855811 12791727 17711622 25583454 38375181 76750362 115125543 230251086