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13885124 = 22111719977
BaseRepresentation
bin110100111101…
…111011000100
3222010102210212
4310331323010
512023310444
61213334552
7226010261
oct64757304
928112725
1013885124
117924110
124797458
132b52066
141bb6268
15134419e
hexd3dec4

13885124 has 48 divisors (see below), whose sum is σ = 29574720. Its totient is φ = 5621760.

The previous prime is 13885103. The next prime is 13885129. The reversal of 13885124 is 42158831.

It is not an unprimeable number, because it can be changed into a prime (13885129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13724 + ... + 14700.

It is an arithmetic number, because the mean of its divisors is an integer number (616140).

Almost surely, 213885124 is an apocalyptic number.

It is an amenable number.

13885124 is an abundant number, since it is smaller than the sum of its proper divisors (15689596).

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

13885124 is a wasteful number, since it uses less digits than its factorization.

13885124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028 (or 1026 counting only the distinct ones).

The product of its digits is 7680, while the sum is 32.

The square root of 13885124 is about 3726.2748154155. The cubic root of 13885124 is about 240.3532067842.

The spelling of 13885124 in words is "thirteen million, eight hundred eighty-five thousand, one hundred twenty-four".

Divisors: 1 2 4 11 17 19 22 34 38 44 68 76 187 209 323 374 418 646 748 836 977 1292 1954 3553 3908 7106 10747 14212 16609 18563 21494 33218 37126 42988 66436 74252 182699 204193 315571 365398 408386 631142 730796 816772 1262284 3471281 6942562 13885124