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13154085 = 325741759
BaseRepresentation
bin110010001011…
…011100100101
3220202022000100
4302023130211
511331412320
61145534313
7216544050
oct62133445
926668010
1013154085
11747494a
1244a4399
1329573a9
141a65a97
15124c790
hexc8b725

13154085 has 24 divisors (see below), whose sum is σ = 26058240. Its totient is φ = 6013152.

The previous prime is 13154047. The next prime is 13154117. The reversal of 13154085 is 58045131.

13154085 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13154085 - 211 = 13152037 is a prime.

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 23 ways as a sum of consecutive naturals, for example, 20565 + ... + 21194.

It is an arithmetic number, because the mean of its divisors is an integer number (1085760).

Almost surely, 213154085 is an apocalyptic number.

13154085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13154085 is a deficient number, since it is larger than the sum of its proper divisors (12904155).

13154085 is a wasteful number, since it uses less digits than its factorization.

13154085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41777 (or 41774 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 13154085 is about 3626.8560765489. The cubic root of 13154085 is about 236.0588106330.

The spelling of 13154085 in words is "thirteen million, one hundred fifty-four thousand, eighty-five".

Divisors: 1 3 5 7 9 15 21 35 45 63 105 315 41759 125277 208795 292313 375831 626385 876939 1461565 1879155 2630817 4384695 13154085