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13376172 = 2231114681
BaseRepresentation
bin110011000001…
…101010101100
3221011120122210
4303001222230
511411014142
61154410420
7221460405
oct63015254
927146583
1013376172
117606797
124590a10
132a044c4
141ac29ac
15129349c
hexcc1aac

13376172 has 12 divisors (see below), whose sum is σ = 31211096. Its totient is φ = 4458720.

The previous prime is 13376147. The next prime is 13376189. The reversal of 13376172 is 27167331.

It is a tau number, because it is divible by the number of its divisors (12).

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, 557329 + ... + 557352.

Almost surely, 213376172 is an apocalyptic number.

13376172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13376172 is an abundant number, since it is smaller than the sum of its proper divisors (17834924).

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

13376172 is a wasteful number, since it uses less digits than its factorization.

13376172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114688 (or 1114686 counting only the distinct ones).

The product of its digits is 5292, while the sum is 30.

The square root of 13376172 is about 3657.3449386133. The cubic root of 13376172 is about 237.3799030849.

The spelling of 13376172 in words is "thirteen million, three hundred seventy-six thousand, one hundred seventy-two".

Divisors: 1 2 3 4 6 12 1114681 2229362 3344043 4458724 6688086 13376172