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13253275 = 527231349
BaseRepresentation
bin110010100011…
…101010011011
3220221100002001
4302203222123
511343101100
61152021431
7220436200
oct62435233
926840061
1013253275
117532422
124531877
132990599
141a8dca7
15126bd6a
hexca3a9b

13253275 has 36 divisors (see below), whose sum is σ = 19790400. Its totient is φ = 8769600.

The previous prime is 13253249. The next prime is 13253293. The reversal of 13253275 is 57235231.

It is not a de Polignac number, because 13253275 - 27 = 13253147 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 37801 + ... + 38149.

Almost surely, 213253275 is an apocalyptic number.

13253275 is a deficient number, since it is larger than the sum of its proper divisors (6537125).

13253275 is a wasteful number, since it uses less digits than its factorization.

13253275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404 (or 392 counting only the distinct ones).

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

The square root of 13253275 is about 3640.5047726929. The cubic root of 13253275 is about 236.6506689797.

The spelling of 13253275 in words is "thirteen million, two hundred fifty-three thousand, two hundred seventy-five".

Divisors: 1 5 7 25 31 35 49 155 175 217 245 349 775 1085 1225 1519 1745 2443 5425 7595 8725 10819 12215 17101 37975 54095 61075 75733 85505 270475 378665 427525 530131 1893325 2650655 13253275