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13799828 = 227541911
BaseRepresentation
bin110100101001…
…000110010100
3221222002210202
4310221012110
512013043303
61211440032
7225203510
oct64510624
927862722
1013799828
117876019
124756018
132b222a3
141b93140
151328c88
hexd29194

13799828 has 24 divisors (see below), whose sum is σ = 27681024. Its totient is φ = 5896800.

The previous prime is 13799827. The next prime is 13799831. The reversal of 13799828 is 82899731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13799827) 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, 14693 + ... + 15603.

It is an arithmetic number, because the mean of its divisors is an integer number (1153376).

Almost surely, 213799828 is an apocalyptic number.

It is an amenable number.

13799828 is an abundant number, since it is smaller than the sum of its proper divisors (13881196).

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

13799828 is a wasteful number, since it uses less digits than its factorization.

13799828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1463 (or 1461 counting only the distinct ones).

The product of its digits is 217728, while the sum is 47.

The square root of 13799828 is about 3714.8119737074. The cubic root of 13799828 is about 239.8600341298.

The spelling of 13799828 in words is "thirteen million, seven hundred ninety-nine thousand, eight hundred twenty-eight".

Divisors: 1 2 4 7 14 28 541 911 1082 1822 2164 3644 3787 6377 7574 12754 15148 25508 492851 985702 1971404 3449957 6899914 13799828