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14869680 = 2435753167
BaseRepresentation
bin111000101110…
…010010110000
31000222110100220
4320232102300
512301312210
61250413040
7240250560
oct70562260
930873326
1014869680
1184368a1
124b91180
133108237
141d90da0
15148ac70
hexe2e4b0

14869680 has 160 divisors (see below), whose sum is σ = 53996544. Its totient is φ = 3314688.

The previous prime is 14869651. The next prime is 14869681. The reversal of 14869680 is 8696841.

14869680 = T136 + T137 + ... + T450.

It is a super-2 number, since 2×148696802 = 442214766604800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (14869681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88957 + ... + 89123.

Almost surely, 214869680 is an apocalyptic number.

14869680 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 14869680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26998272).

14869680 is an abundant number, since it is smaller than the sum of its proper divisors (39126864).

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

14869680 is a wasteful number, since it uses less digits than its factorization.

14869680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243 (or 237 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 14869680 is about 3856.1224046962. The cubic root of 14869680 is about 245.9049140081.

The spelling of 14869680 in words is "fourteen million, eight hundred sixty-nine thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 53 56 60 70 80 84 105 106 112 120 140 159 167 168 210 212 240 265 280 318 334 336 371 420 424 501 530 560 636 668 742 795 835 840 848 1002 1060 1113 1169 1272 1336 1484 1590 1670 1680 1855 2004 2120 2226 2338 2505 2544 2672 2968 3180 3340 3507 3710 4008 4240 4452 4676 5010 5565 5845 5936 6360 6680 7014 7420 8016 8851 8904 9352 10020 11130 11690 12720 13360 14028 14840 17535 17702 17808 18704 20040 22260 23380 26553 28056 29680 35070 35404 40080 44255 44520 46760 53106 56112 61957 70140 70808 88510 89040 93520 106212 123914 132765 140280 141616 177020 185871 212424 247828 265530 280560 309785 354040 371742 424848 495656 531060 619570 708080 743484 929355 991312 1062120 1239140 1486968 1858710 2124240 2478280 2973936 3717420 4956560 7434840 14869680