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230363540 = 225111047107
BaseRepresentation
bin11011011101100…
…01000110010100
3121001110200100222
431232301012110
5432433113130
634505253512
75465025551
oct1556610624
9531420328
10230363540
111090415a0
1265194298
13389588b4
1422847a28
1515355ce5
hexdbb1194

230363540 has 24 divisors (see below), whose sum is σ = 527742432. Its totient is φ = 83768480.

The previous prime is 230363509. The next prime is 230363563. The reversal of 230363540 is 45363032.

230363540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2303635402 = 106134721122663200, which contains 22 as substring.

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, 523334 + ... + 523773.

It is an arithmetic number, because the mean of its divisors is an integer number (21989268).

Almost surely, 2230363540 is an apocalyptic number.

230363540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230363540 is an abundant number, since it is smaller than the sum of its proper divisors (297378892).

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

230363540 is a wasteful number, since it uses less digits than its factorization.

230363540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047127 (or 1047125 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 230363540 is about 15177.7317145877. The cubic root of 230363540 is about 613.0152066604.

The spelling of 230363540 in words is "two hundred thirty million, three hundred sixty-three thousand, five hundred forty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 1047107 2094214 4188428 5235535 10471070 11518177 20942140 23036354 46072708 57590885 115181770 230363540