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13285148 = 2241591373
BaseRepresentation
bin110010101011…
…011100011100
3220222221210112
4302223130130
511400111043
61152425152
7220631132
oct62533434
926887715
1013285148
117554368
1245481b8
1329a1c46
141a9b752
151276518
hexcab71c

13285148 has 24 divisors (see below), whose sum is σ = 24237360. Its totient is φ = 6366080.

The previous prime is 13285147. The next prime is 13285157. The reversal of 13285148 is 84158231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13285147) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 8990 + ... + 10362.

It is an arithmetic number, because the mean of its divisors is an integer number (1009890).

Almost surely, 213285148 is an apocalyptic number.

It is an amenable number.

13285148 is a deficient number, since it is larger than the sum of its proper divisors (10952212).

13285148 is a wasteful number, since it uses less digits than its factorization.

13285148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1477 (or 1475 counting only the distinct ones).

The product of its digits is 7680, while the sum is 32.

The square root of 13285148 is about 3644.8796962314. The cubic root of 13285148 is about 236.8402253539.

The spelling of 13285148 in words is "thirteen million, two hundred eighty-five thousand, one hundred forty-eight".

Divisors: 1 2 4 41 59 82 118 164 236 1373 2419 2746 4838 5492 9676 56293 81007 112586 162014 225172 324028 3321287 6642574 13285148