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13054672 = 241942943
BaseRepresentation
bin110001110011…
…001011010000
3220120020122101
4301303023100
511320222142
61143450144
7215651161
oct61631320
926506571
1013054672
117407194
124456954
132921077
141a3b768
15122d0b7
hexc732d0

13054672 has 20 divisors (see below), whose sum is σ = 26625280. Its totient is φ = 6183648.

The previous prime is 13054661. The next prime is 13054709. The reversal of 13054672 is 27645031.

It is a super-2 number, since 2×130546722 = 340848922055168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13054672.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 21168 + ... + 21775.

It is an arithmetic number, because the mean of its divisors is an integer number (1331264).

Almost surely, 213054672 is an apocalyptic number.

It is an amenable number.

13054672 is an abundant number, since it is smaller than the sum of its proper divisors (13570608).

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

13054672 is a wasteful number, since it uses less digits than its factorization.

13054672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42970 (or 42964 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 13054672 is about 3613.1249632417. The cubic root of 13054672 is about 235.4626287196.

The spelling of 13054672 in words is "thirteen million, fifty-four thousand, six hundred seventy-two".

Divisors: 1 2 4 8 16 19 38 76 152 304 42943 85886 171772 343544 687088 815917 1631834 3263668 6527336 13054672