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13801412 = 225365101
BaseRepresentation
bin110100101001…
…011111000100
3221222011222102
4310221133010
512013121122
61211451232
7225211232
oct64513704
927864872
1013801412
117877229
124756b18
132b22c21
141b93952
151329492
hexd297c4

13801412 has 12 divisors (see below), whose sum is σ = 24608556. Its totient is φ = 6770400.

The previous prime is 13801393. The next prime is 13801483. The reversal of 13801412 is 21410831.

13801412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10863616 + 2937796 = 3296^2 + 1714^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32339 + ... + 32762.

It is an arithmetic number, because the mean of its divisors is an integer number (2050713).

Almost surely, 213801412 is an apocalyptic number.

It is an amenable number.

13801412 is a deficient number, since it is larger than the sum of its proper divisors (10807144).

13801412 is a wasteful number, since it uses less digits than its factorization.

13801412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65158 (or 65156 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 13801412 is about 3715.0251681516. The cubic root of 13801412 is about 239.8692111465.

The spelling of 13801412 in words is "thirteen million, eight hundred one thousand, four hundred twelve".

Divisors: 1 2 4 53 106 212 65101 130202 260404 3450353 6900706 13801412