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230426634 = 23298871493
BaseRepresentation
bin11011011110000…
…00100000001010
3121001120212220210
431233000200022
5432442123014
634510501550
75465410524
oct1557004012
9531525823
10230426634
11109084a39
12652048b6
133897b529
1422862a14
1515369859
hexdbc080a

230426634 has 32 divisors (see below), whose sum is σ = 477601920. Its totient is φ = 74027072.

The previous prime is 230426629. The next prime is 230426657. The reversal of 230426634 is 436624032.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153592 + ... + 155084.

It is an arithmetic number, because the mean of its divisors is an integer number (14925060).

Almost surely, 2230426634 is an apocalyptic number.

230426634 is an abundant number, since it is smaller than the sum of its proper divisors (247175286).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230426634 is a wasteful number, since it uses less digits than its factorization.

230426634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2414.

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 230426634 is about 15179.8100778633. The cubic root of 230426634 is about 613.0711675572.

The spelling of 230426634 in words is "two hundred thirty million, four hundred twenty-six thousand, six hundred thirty-four".

Divisors: 1 2 3 6 29 58 87 174 887 1493 1774 2661 2986 4479 5322 8958 25723 43297 51446 77169 86594 129891 154338 259782 1324291 2648582 3972873 7945746 38404439 76808878 115213317 230426634