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12530634 = 233167369
BaseRepresentation
bin101111110011…
…001111001010
3212120121210120
4233303033022
511201440014
61124324110
7211336314
oct57631712
925517716
1012530634
1170894a6
124243636
13279969c
1419427b4
151177ba9
hexbf33ca

12530634 has 16 divisors (see below), whose sum is σ = 25870080. Its totient is φ = 4042080.

The previous prime is 12530629. The next prime is 12530647. The reversal of 12530634 is 43603521.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33499 + ... + 33870.

It is an arithmetic number, because the mean of its divisors is an integer number (1616880).

Almost surely, 212530634 is an apocalyptic number.

12530634 is an abundant number, since it is smaller than the sum of its proper divisors (13339446).

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

12530634 is a wasteful number, since it uses less digits than its factorization.

12530634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67405.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 12530634 is about 3539.8635566925. The cubic root of 12530634 is about 232.2688742592.

The spelling of 12530634 in words is "twelve million, five hundred thirty thousand, six hundred thirty-four".

Divisors: 1 2 3 6 31 62 93 186 67369 134738 202107 404214 2088439 4176878 6265317 12530634