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230551315 = 556381901
BaseRepresentation
bin11011011110111…
…10111100010011
3121001211012221121
431233132330103
5433010120230
634513303111
75466440161
oct1557367423
9531735847
10230551315
1110915a685
1265264a97
13389c31c7
1422896231
151539177a
hexdbdef13

230551315 has 8 divisors (see below), whose sum is σ = 277156368. Its totient is φ = 184111200.

The previous prime is 230551303. The next prime is 230551319. The reversal of 230551315 is 513155032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 230551315 - 217 = 230420243 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 230551315.

It is not an unprimeable number, because it can be changed into a prime (230551319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38136 + ... + 43765.

It is an arithmetic number, because the mean of its divisors is an integer number (34644546).

Almost surely, 2230551315 is an apocalyptic number.

230551315 is a deficient number, since it is larger than the sum of its proper divisors (46605053).

230551315 is an equidigital number, since it uses as much as digits as its factorization.

230551315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82469.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 230551315 is about 15183.9163261657. The cubic root of 230551315 is about 613.1817226935.

The spelling of 230551315 in words is "two hundred thirty million, five hundred fifty-one thousand, three hundred fifteen".

Divisors: 1 5 563 2815 81901 409505 46110263 230551315