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230051315 = 51315722543
BaseRepresentation
bin11011011011001…
…00110111110011
3121000212211002002
431231210313303
5432343120230
634454444215
75462255354
oct1555446763
9530784062
10230051315
11108948a5a
126506366b
1338879750
14227a5d2b
15152e3545
hexdb64df3

230051315 has 16 divisors (see below), whose sum is σ = 299203968. Its totient is φ = 168794496.

The previous prime is 230051309. The next prime is 230051329. The reversal of 230051315 is 513150032.

It is not a de Polignac number, because 230051315 - 218 = 229789171 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1067 + ... + 21476.

It is an arithmetic number, because the mean of its divisors is an integer number (18700248).

Almost surely, 2230051315 is an apocalyptic number.

230051315 is a deficient number, since it is larger than the sum of its proper divisors (69152653).

230051315 is a wasteful number, since it uses less digits than its factorization.

230051315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22718.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 230051315 is about 15167.4425991991. The cubic root of 230051315 is about 612.7381298144.

The spelling of 230051315 in words is "two hundred thirty million, fifty-one thousand, three hundred fifteen".

Divisors: 1 5 13 65 157 785 2041 10205 22543 112715 293059 1465295 3539251 17696255 46010263 230051315