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230996349 = 32103249187
BaseRepresentation
bin11011100010010…
…11100101111101
3121002122211102100
431301023211331
5433113340344
634531015313
75503302513
oct1561134575
9532584370
10230996349
11109433a81
126543a539
1338b1a93c
14229704b3
151542d569
hexdc4b97d

230996349 has 12 divisors (see below), whose sum is σ = 336902176. Its totient is φ = 152501832.

The previous prime is 230996341. The next prime is 230996371. The reversal of 230996349 is 943699032.

230996349 is a `hidden beast` number, since 2 + 3 + 0 + 9 + 9 + 634 + 9 = 666.

It is not a de Polignac number, because 230996349 - 23 = 230996341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230996341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123667 + ... + 125520.

Almost surely, 2230996349 is an apocalyptic number.

It is an amenable number.

230996349 is a deficient number, since it is larger than the sum of its proper divisors (105905827).

230996349 is a wasteful number, since it uses less digits than its factorization.

230996349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249296 (or 249293 counting only the distinct ones).

The product of its (nonzero) digits is 314928, while the sum is 45.

The square root of 230996349 is about 15198.5640440142. The cubic root of 230996349 is about 613.5760113693.

The spelling of 230996349 in words is "two hundred thirty million, nine hundred ninety-six thousand, three hundred forty-nine".

Divisors: 1 3 9 103 309 927 249187 747561 2242683 25666261 76998783 230996349