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230404088 = 2371405641
BaseRepresentation
bin11011011101110…
…10111111111000
3121001112201222202
431232322333320
5432440412323
634510205332
75465255015
oct1556727770
9531481882
10230404088
1110906a002
12651b3848
13389711a5
142285870c
1515362d28
hexdbbaff8

230404088 has 16 divisors (see below), whose sum is σ = 438093360. Its totient is φ = 113579200.

The previous prime is 230404081. The next prime is 230404093. The reversal of 230404088 is 880404032.

It is a super-2 number, since 2×2304040882 = 106172087534223488, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 230404088.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230404081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202253 + ... + 203388.

It is an arithmetic number, because the mean of its divisors is an integer number (27380835).

Almost surely, 2230404088 is an apocalyptic number.

It is an amenable number.

230404088 is a deficient number, since it is larger than the sum of its proper divisors (207689272).

230404088 is a wasteful number, since it uses less digits than its factorization.

230404088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405718 (or 405714 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 230404088 is about 15179.0674285346. The cubic root of 230404088 is about 613.0511716723.

The spelling of 230404088 in words is "two hundred thirty million, four hundred four thousand, eighty-eight".

Divisors: 1 2 4 8 71 142 284 568 405641 811282 1622564 3245128 28800511 57601022 115202044 230404088