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13894452 = 223211132699
BaseRepresentation
bin110101000000…
…001100110100
3222010220121100
4311000030310
512024110302
61213450100
7226046415
oct65001464
928126540
1013894452
117930120
1247a0930
132b56390
141bb980c
151346d1c
hexd40334

13894452 has 72 divisors (see below), whose sum is σ = 41277600. Its totient is φ = 3885120.

The previous prime is 13894429. The next prime is 13894481. The reversal of 13894452 is 25449831.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3799 + ... + 6497.

It is an arithmetic number, because the mean of its divisors is an integer number (573300).

Almost surely, 213894452 is an apocalyptic number.

13894452 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 13894452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20638800).

13894452 is an abundant number, since it is smaller than the sum of its proper divisors (27383148).

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

13894452 is a wasteful number, since it uses less digits than its factorization.

13894452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2733 (or 2728 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 13894452 is about 3727.5262574528. The cubic root of 13894452 is about 240.4070176790.

The spelling of 13894452 in words is "thirteen million, eight hundred ninety-four thousand, four hundred fifty-two".

Divisors: 1 2 3 4 6 9 11 12 13 18 22 26 33 36 39 44 52 66 78 99 117 132 143 156 198 234 286 396 429 468 572 858 1287 1716 2574 2699 5148 5398 8097 10796 16194 24291 29689 32388 35087 48582 59378 70174 89067 97164 105261 118756 140348 178134 210522 267201 315783 356268 385957 421044 534402 631566 771914 1068804 1157871 1263132 1543828 2315742 3473613 4631484 6947226 13894452