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13056230 = 2511196247
BaseRepresentation
bin110001110011…
…100011100110
3220120022210002
4301303203212
511320244410
61143501302
7215655545
oct61634346
926508702
1013056230
117408380
124457832
1329219a5
141a3c15c
15122d7a5
hexc738e6

13056230 has 32 divisors (see below), whose sum is σ = 26991360. Its totient is φ = 4497120.

The previous prime is 13056229. The next prime is 13056311. The reversal of 13056230 is 3265031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1034 + ... + 5213.

It is an arithmetic number, because the mean of its divisors is an integer number (843480).

Almost surely, 213056230 is an apocalyptic number.

13056230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13056230 is an abundant number, since it is smaller than the sum of its proper divisors (13935130).

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

13056230 is a wasteful number, since it uses less digits than its factorization.

13056230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6284.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 13056230 is about 3613.3405596484. The cubic root of 13056230 is about 235.4719953837.

The spelling of 13056230 in words is "thirteen million, fifty-six thousand, two hundred thirty".

Divisors: 1 2 5 10 11 19 22 38 55 95 110 190 209 418 1045 2090 6247 12494 31235 62470 68717 118693 137434 237386 343585 593465 687170 1186930 1305623 2611246 6528115 13056230