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13908095 = 519281521
BaseRepresentation
bin110101000011…
…100001111111
3222011121022122
4311003201333
512030024340
61214033155
7226134245
oct65034177
928147278
1013908095
11793a3a3
1247a87bb
132b5c656
141bc0795
15134adb5
hexd4387f

13908095 has 16 divisors (see below), whose sum is σ = 17664480. Its totient is φ = 10483200.

The previous prime is 13908053. The next prime is 13908109. The reversal of 13908095 is 59080931.

It is not a de Polignac number, because 13908095 - 216 = 13842559 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26435 + ... + 26955.

It is an arithmetic number, because the mean of its divisors is an integer number (1104030).

Almost surely, 213908095 is an apocalyptic number.

13908095 is a deficient number, since it is larger than the sum of its proper divisors (3756385).

13908095 is a wasteful number, since it uses less digits than its factorization.

13908095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826.

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 13908095 is about 3729.3558425015. The cubic root of 13908095 is about 240.4856773729.

The spelling of 13908095 in words is "thirteen million, nine hundred eight thousand, ninety-five".

Divisors: 1 5 19 95 281 521 1405 2605 5339 9899 26695 49495 146401 732005 2781619 13908095