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13736828 = 2271273863
BaseRepresentation
bin110100011001…
…101101111100
3221211220101102
4310121231330
512004034303
61210232232
7224522030
oct64315574
927756342
1013736828
117832756
124725678
132acc701
141b781c0
151315288
hexd19b7c

13736828 has 24 divisors (see below), whose sum is σ = 27697152. Its totient is φ = 5839344.

The previous prime is 13736803. The next prime is 13736837. The reversal of 13736828 is 82863731.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 13736791 and 13736800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1625 + ... + 5487.

It is an arithmetic number, because the mean of its divisors is an integer number (1154048).

Almost surely, 213736828 is an apocalyptic number.

It is an amenable number.

13736828 is an abundant number, since it is smaller than the sum of its proper divisors (13960324).

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

13736828 is a wasteful number, since it uses less digits than its factorization.

13736828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4001 (or 3999 counting only the distinct ones).

The product of its digits is 48384, while the sum is 38.

The square root of 13736828 is about 3706.3227058636. The cubic root of 13736828 is about 239.4944683122.

The spelling of 13736828 in words is "thirteen million, seven hundred thirty-six thousand, eight hundred twenty-eight".

Divisors: 1 2 4 7 14 28 127 254 508 889 1778 3556 3863 7726 15452 27041 54082 108164 490601 981202 1962404 3434207 6868414 13736828