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13802268 = 2236717167
BaseRepresentation
bin110100101001…
…101100011100
3221222020011010
4310221230130
512013133033
61211455220
7225213564
oct64515434
927866133
1013802268
117877937
124757510
132b2342c
141b93da4
151329863
hexd29b1c

13802268 has 24 divisors (see below), whose sum is σ = 32687872. Its totient is φ = 4531824.

The previous prime is 13802267. The next prime is 13802273. The reversal of 13802268 is 86220831.

13802268 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13802263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7780 + ... + 9387.

Almost surely, 213802268 is an apocalyptic number.

It is an amenable number.

13802268 is an abundant number, since it is smaller than the sum of its proper divisors (18885604).

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

13802268 is a wasteful number, since it uses less digits than its factorization.

13802268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17241 (or 17239 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 13802268 is about 3715.1403741985. The cubic root of 13802268 is about 239.8741701512.

The spelling of 13802268 in words is "thirteen million, eight hundred two thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 12 67 134 201 268 402 804 17167 34334 51501 68668 103002 206004 1150189 2300378 3450567 4600756 6901134 13802268