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13964160 = 273571039
BaseRepresentation
bin110101010001…
…001110000000
3222021110020010
4311101032000
512033323120
61215144520
7226456560
oct65211600
928243203
1013964160
117978531
124815140
132b7c022
141bd6da0
15135c7e0
hexd51380

13964160 has 128 divisors (see below), whose sum is σ = 50918400. Its totient is φ = 3188736.

The previous prime is 13964147. The next prime is 13964161. The reversal of 13964160 is 6146931.

It is a tau number, because it is divible by the number of its divisors (128).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13964161) 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, 12921 + ... + 13959.

It is an arithmetic number, because the mean of its divisors is an integer number (397800).

Almost surely, 213964160 is an apocalyptic number.

13964160 is a gapful number since it is divisible by the number (10) 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 13964160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25459200).

13964160 is an abundant number, since it is smaller than the sum of its proper divisors (36954240).

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

13964160 is a wasteful number, since it uses less digits than its factorization.

13964160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068 (or 1056 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 13964160 is about 3736.8649962234. The cubic root of 13964160 is about 240.8083851931.

The spelling of 13964160 in words is "thirteen million, nine hundred sixty-four thousand, one hundred sixty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 64 70 80 84 96 105 112 120 128 140 160 168 192 210 224 240 280 320 336 384 420 448 480 560 640 672 840 896 960 1039 1120 1344 1680 1920 2078 2240 2688 3117 3360 4156 4480 5195 6234 6720 7273 8312 10390 12468 13440 14546 15585 16624 20780 21819 24936 29092 31170 33248 36365 41560 43638 49872 58184 62340 66496 72730 83120 87276 99744 109095 116368 124680 132992 145460 166240 174552 199488 218190 232736 249360 290920 332480 349104 398976 436380 465472 498720 581840 664960 698208 872760 930944 997440 1163680 1396416 1745520 1994880 2327360 2792832 3491040 4654720 6982080 13964160