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13285300 = 2252718979
BaseRepresentation
bin110010101011…
…011110110100
3220222222000011
4302223132310
511400112200
61152430004
7220631440
oct62533664
926888004
1013285300
117554496
124548304
1329a2032
141a9b820
1512765ba
hexcab7b4

13285300 has 36 divisors (see below), whose sum is σ = 32949280. Its totient is φ = 4554720.

The previous prime is 13285291. The next prime is 13285319. The reversal of 13285300 is 358231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8790 + ... + 10189.

Almost surely, 213285300 is an apocalyptic number.

13285300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13285300 is an abundant number, since it is smaller than the sum of its proper divisors (19663980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13285300 is a wasteful number, since it uses less digits than its factorization.

13285300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19000 (or 18993 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 13285300 is about 3644.9005473401. The cubic root of 13285300 is about 236.8411286076.

The spelling of 13285300 in words is "thirteen million, two hundred eighty-five thousand, three hundred".

Divisors: 1 2 4 5 7 10 14 20 25 28 35 50 70 100 140 175 350 700 18979 37958 75916 94895 132853 189790 265706 379580 474475 531412 664265 948950 1328530 1897900 2657060 3321325 6642650 13285300