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230855260 = 22511542763
BaseRepresentation
bin11011100001010…
…01001001011100
3121002101122212211
431300221021130
5433044332020
634524010204
75502144256
oct1560511134
9532348784
10230855260
11109347a79
1265390964
1338a9b65c
1422934cd6
151540185a
hexdc2925c

230855260 has 12 divisors (see below), whose sum is σ = 484796088. Its totient is φ = 92342096.

The previous prime is 230855221. The next prime is 230855279. The reversal of 230855260 is 62558032.

It is a happy number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 5771362 + ... + 5771401.

It is an arithmetic number, because the mean of its divisors is an integer number (40399674).

Almost surely, 2230855260 is an apocalyptic number.

230855260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230855260 is an abundant number, since it is smaller than the sum of its proper divisors (253940828).

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

230855260 is a wasteful number, since it uses less digits than its factorization.

230855260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11542772 (or 11542770 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 230855260 is about 15193.9218110401. The cubic root of 230855260 is about 613.4510650124.

The spelling of 230855260 in words is "two hundred thirty million, eight hundred fifty-five thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 11542763 23085526 46171052 57713815 115427630 230855260