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13166860 = 225794049
BaseRepresentation
bin110010001110…
…100100001100
3220202221112111
4302032210030
511332314420
61150113404
7216626230
oct62164414
926687474
1013166860
117483503
1244ab864
132960155
141a6a5c0
15125145a
hexc8e90c

13166860 has 24 divisors (see below), whose sum is σ = 31600800. Its totient is φ = 4514304.

The previous prime is 13166827. The next prime is 13166861. The reversal of 13166860 is 6866131.

It is not an unprimeable number, because it can be changed into a prime (13166861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46885 + ... + 47164.

It is an arithmetic number, because the mean of its divisors is an integer number (1316700).

Almost surely, 213166860 is an apocalyptic number.

13166860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13166860 is an abundant number, since it is smaller than the sum of its proper divisors (18433940).

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

13166860 is a wasteful number, since it uses less digits than its factorization.

13166860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94065 (or 94063 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 13166860 is about 3628.6168163641. The cubic root of 13166860 is about 236.1352045335.

The spelling of 13166860 in words is "thirteen million, one hundred sixty-six thousand, eight hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 94049 188098 376196 470245 658343 940490 1316686 1880980 2633372 3291715 6583430 13166860