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13884808 = 237247943
BaseRepresentation
bin110100111101…
…110110001000
3222010102101011
4310331312020
512023303213
61213333304
7226006330
oct64756610
928112334
1013884808
117923953
124797234
132b51b82
141bb60c0
15134403d
hexd3dd88

13884808 has 16 divisors (see below), whose sum is σ = 29753280. Its totient is φ = 5950608.

The previous prime is 13884799. The next prime is 13884809. The reversal of 13884808 is 80848831.

It is not an unprimeable number, because it can be changed into a prime (13884809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123916 + ... + 124027.

It is an arithmetic number, because the mean of its divisors is an integer number (1859580).

Almost surely, 213884808 is an apocalyptic number.

It is an amenable number.

13884808 is an abundant number, since it is smaller than the sum of its proper divisors (15868472).

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

13884808 is a wasteful number, since it uses less digits than its factorization.

13884808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247956 (or 247952 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 40.

The square root of 13884808 is about 3726.2324135781. The cubic root of 13884808 is about 240.3513834374.

The spelling of 13884808 in words is "thirteen million, eight hundred eighty-four thousand, eight hundred eight".

Divisors: 1 2 4 7 8 14 28 56 247943 495886 991772 1735601 1983544 3471202 6942404 13884808