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13697875 = 53109583
BaseRepresentation
bin110100010000…
…001101010011
3221202220221201
4310100031103
512001313000
61205332031
7224300332
oct64201523
927686851
1013697875
117806464
124707017
132ab7a69
141b67d19
15130896a
hexd10353

13697875 has 8 divisors (see below), whose sum is σ = 17095104. Its totient is φ = 10958200.

The previous prime is 13697833. The next prime is 13697891. The reversal of 13697875 is 57879631.

It is not a de Polignac number, because 13697875 - 215 = 13665107 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54667 + ... + 54916.

It is an arithmetic number, because the mean of its divisors is an integer number (2136888).

Almost surely, 213697875 is an apocalyptic number.

13697875 is a deficient number, since it is larger than the sum of its proper divisors (3397229).

13697875 is an equidigital number, since it uses as much as digits as its factorization.

13697875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109598 (or 109588 counting only the distinct ones).

The product of its digits is 317520, while the sum is 46.

The square root of 13697875 is about 3701.0640361928. The cubic root of 13697875 is about 239.2678788858.

The spelling of 13697875 in words is "thirteen million, six hundred ninety-seven thousand, eight hundred seventy-five".

Divisors: 1 5 25 125 109583 547915 2739575 13697875