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230560361 = 317437431
BaseRepresentation
bin11011011111000…
…01001001101001
3121001211200100122
431233201021221
5433010412421
634513413025
75466505433
oct1557411151
9531750318
10230560361
11109166459
126526a175
13389c7365
1422899653
15153942ab
hexdbe1269

230560361 has 4 divisors (see below), whose sum is σ = 237997824. Its totient is φ = 223122900.

The previous prime is 230560339. The next prime is 230560381. The reversal of 230560361 is 163065032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 230560361 - 218 = 230298217 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 230560361.

It is not an unprimeable number, because it can be changed into a prime (230560301) 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, 3718685 + ... + 3718746.

It is an arithmetic number, because the mean of its divisors is an integer number (59499456).

Almost surely, 2230560361 is an apocalyptic number.

It is an amenable number.

230560361 is a deficient number, since it is larger than the sum of its proper divisors (7437463).

230560361 is an equidigital number, since it uses as much as digits as its factorization.

230560361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7437462.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 230560361 is about 15184.2142042320. The cubic root of 230560361 is about 613.1897422665.

The spelling of 230560361 in words is "two hundred thirty million, five hundred sixty thousand, three hundred sixty-one".

Divisors: 1 31 7437431 230560361