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230357684 = 22173387613
BaseRepresentation
bin11011011101011…
…11101010110100
3121001110101100002
431232233222310
5432432421214
634505210432
75465002514
oct1556575264
9531411302
10230357684
11109038157
1265190a18
133895602b
1422845844
15153541de
hexdbafab4

230357684 has 12 divisors (see below), whose sum is σ = 426839364. Its totient is φ = 108403584.

The previous prime is 230357641. The next prime is 230357689. The reversal of 230357684 is 486753032.

It can be written as a sum of positive squares in 2 ways, for example, as 184416400 + 45941284 = 13580^2 + 6778^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230357689) 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, 1693739 + ... + 1693874.

It is an arithmetic number, because the mean of its divisors is an integer number (35569947).

Almost surely, 2230357684 is an apocalyptic number.

It is an amenable number.

230357684 is a deficient number, since it is larger than the sum of its proper divisors (196481680).

230357684 is a wasteful number, since it uses less digits than its factorization.

230357684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3387634 (or 3387632 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 230357684 is about 15177.5387991598. The cubic root of 230357684 is about 613.0100121934.

The spelling of 230357684 in words is "two hundred thirty million, three hundred fifty-seven thousand, six hundred eighty-four".

Divisors: 1 2 4 17 34 68 3387613 6775226 13550452 57589421 115178842 230357684