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13230275 = 523714303
BaseRepresentation
bin110010011110…
…000011000011
3220220011112012
4302132003003
511341332100
61151323135
7220312142
oct62360303
926804465
1013230275
117517113
1245204ab
132982c86
141a85759
151265135
hexc9e0c3

13230275 has 12 divisors (see below), whose sum is σ = 16850112. Its totient is φ = 10297440.

The previous prime is 13230271. The next prime is 13230277. The reversal of 13230275 is 57203231.

It is not a de Polignac number, because 13230275 - 22 = 13230271 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13230275.

It is not an unprimeable number, because it can be changed into a prime (13230271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6227 + ... + 8076.

It is an arithmetic number, because the mean of its divisors is an integer number (1404176).

Almost surely, 213230275 is an apocalyptic number.

13230275 is a deficient number, since it is larger than the sum of its proper divisors (3619837).

13230275 is a wasteful number, since it uses less digits than its factorization.

13230275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14350 (or 14345 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 13230275 is about 3637.3444983944. The cubic root of 13230275 is about 236.5136936023.

The spelling of 13230275 in words is "thirteen million, two hundred thirty thousand, two hundred seventy-five".

Divisors: 1 5 25 37 185 925 14303 71515 357575 529211 2646055 13230275