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13157054 = 243152989
BaseRepresentation
bin110010001100…
…001010111110
3220202110002022
4302030022332
511332011204
61150000142
7216555521
oct62141276
926673068
1013157054
1174770a9
1244a6052
132958851
141a66bb8
15124d5be
hexc8c2be

13157054 has 8 divisors (see below), whose sum is σ = 20194680. Its totient is φ = 6425496.

The previous prime is 13157033. The next prime is 13157087. The reversal of 13157054 is 45075131.

13157054 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76409 + ... + 76580.

It is an arithmetic number, because the mean of its divisors is an integer number (2524335).

Almost surely, 213157054 is an apocalyptic number.

13157054 is a deficient number, since it is larger than the sum of its proper divisors (7037626).

13157054 is a wasteful number, since it uses less digits than its factorization.

13157054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153034.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 13157054 is about 3627.2653611226. The cubic root of 13157054 is about 236.0765695240.

The spelling of 13157054 in words is "thirteen million, one hundred fifty-seven thousand, fifty-four".

Divisors: 1 2 43 86 152989 305978 6578527 13157054