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13914252 = 22321141857
BaseRepresentation
bin110101000101…
…000010001100
3222011220202200
4311011002030
512030224002
61214121500
7226161222
oct65050214
928156680
1013914252
117943a90
1247b0290
132b623b1
141bc2b12
15134cb1c
hexd4508c

13914252 has 72 divisors (see below), whose sum is σ = 39351312. Its totient is φ = 4108800.

The previous prime is 13914239. The next prime is 13914253. The reversal of 13914252 is 25241931.

It is not an unprimeable number, because it can be changed into a prime (13914253) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15808 + ... + 16664.

It is an arithmetic number, because the mean of its divisors is an integer number (546546).

Almost surely, 213914252 is an apocalyptic number.

13914252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13914252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19675656).

13914252 is an abundant number, since it is smaller than the sum of its proper divisors (25437060).

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

13914252 is a wasteful number, since it uses less digits than its factorization.

13914252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 919 (or 914 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 13914252 is about 3730.1812288413. The cubic root of 13914252 is about 240.5211591523.

The spelling of 13914252 in words is "thirteen million, nine hundred fourteen thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 9 11 12 18 22 33 36 41 44 66 82 99 123 132 164 198 246 369 396 451 492 738 857 902 1353 1476 1714 1804 2571 2706 3428 4059 5142 5412 7713 8118 9427 10284 15426 16236 18854 28281 30852 35137 37708 56562 70274 84843 105411 113124 140548 169686 210822 316233 339372 386507 421644 632466 773014 1159521 1264932 1546028 2319042 3478563 4638084 6957126 13914252