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13293075 = 3524212
BaseRepresentation
bin110010101101…
…011000010011
3221000100200010
4302231120103
511400334300
61152530003
7220663215
oct62553023
927010603
1013293075
11755a314
124550903
1329a5733
141aa05b5
151278a50
hexcad613

13293075 has 18 divisors (see below), whose sum is σ = 22030212. Its totient is φ = 7072800.

The previous prime is 13293053. The next prime is 13293083. The reversal of 13293075 is 57039231.

13293075 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 13293075 - 25 = 13293043 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 31365 + ... + 31785.

Almost surely, 213293075 is an apocalyptic number.

13293075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13293075 is a deficient number, since it is larger than the sum of its proper divisors (8737137).

13293075 is an frugal number, since it uses more digits than its factorization.

13293075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855 (or 429 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 13293075 is about 3645.9669499325. The cubic root of 13293075 is about 236.8873220361.

The spelling of 13293075 in words is "thirteen million, two hundred ninety-three thousand, seventy-five".

Divisors: 1 3 5 15 25 75 421 1263 2105 6315 10525 31575 177241 531723 886205 2658615 4431025 13293075