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13225375 = 53313413
BaseRepresentation
bin110010011100…
…110110011111
3220212220210201
4302130312133
511341203000
61151244331
7220261642
oct62346637
926786721
1013225375
117513469
1245196a7
132980987
141a83a59
15126396a
hexc9cd9f

13225375 has 16 divisors (see below), whose sum is σ = 17042688. Its totient is φ = 10236000.

The previous prime is 13225369. The next prime is 13225393. The reversal of 13225375 is 57352231.

It is not a de Polignac number, because 13225375 - 25 = 13225343 is a prime.

It is a Duffinian number.

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, 2169 + ... + 5581.

It is an arithmetic number, because the mean of its divisors is an integer number (1065168).

Almost surely, 213225375 is an apocalyptic number.

13225375 is a deficient number, since it is larger than the sum of its proper divisors (3817313).

13225375 is an equidigital number, since it uses as much as digits as its factorization.

13225375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3459 (or 3449 counting only the distinct ones).

The product of its digits is 6300, while the sum is 28.

The square root of 13225375 is about 3636.6708677030. The cubic root of 13225375 is about 236.4844913823.

The spelling of 13225375 in words is "thirteen million, two hundred twenty-five thousand, three hundred seventy-five".

Divisors: 1 5 25 31 125 155 775 3413 3875 17065 85325 105803 426625 529015 2645075 13225375