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230007399 = 3177096361
BaseRepresentation
bin11011011010110…
…10001001100111
3121000210120211120
431231122021213
5432340214044
634453505023
75462013336
oct1555321147
9530716746
10230007399
11108918a66
1265042173
133886276b
1422793d1d
15152d5519
hexdb5a267

230007399 has 16 divisors (see below), whose sum is σ = 325225440. Its totient is φ = 144092160.

The previous prime is 230007397. The next prime is 230007409. The reversal of 230007399 is 993700032.

It is not a de Polignac number, because 230007399 - 21 = 230007397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230007391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32979 + ... + 39339.

It is an arithmetic number, because the mean of its divisors is an integer number (20326590).

Almost surely, 2230007399 is an apocalyptic number.

230007399 is a deficient number, since it is larger than the sum of its proper divisors (95218041).

230007399 is a wasteful number, since it uses less digits than its factorization.

230007399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7090.

The product of its (nonzero) digits is 10206, while the sum is 33.

The square root of 230007399 is about 15165.9948239474. The cubic root of 230007399 is about 612.6991374702.

The spelling of 230007399 in words is "two hundred thirty million, seven thousand, three hundred ninety-nine".

Divisors: 1 3 17 51 709 2127 6361 12053 19083 36159 108137 324411 4509949 13529847 76669133 230007399