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131714880 = 26351112473
BaseRepresentation
bin1111101100111…
…00111101000000
3100011211210211220
413312130331000
5232204334010
621023035040
73156362253
oct766347500
9304753756
10131714880
1168393380
123813ba80
13213991cb
14136c909a
15b86b970
hex7d9cf40

131714880 has 112 divisors (see below), whose sum is σ = 456249024. Its totient is φ = 31928320.

The previous prime is 131714873. The next prime is 131714881. The reversal of 131714880 is 88417131.

It is a super-2 number, since 2×1317148802 = 34697619226828800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131714881) 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, 4324 + ... + 16796.

It is an arithmetic number, because the mean of its divisors is an integer number (4073652).

Almost surely, 2131714880 is an apocalyptic number.

131714880 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 131714880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (228124512).

131714880 is an abundant number, since it is smaller than the sum of its proper divisors (324534144).

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

131714880 is a wasteful number, since it uses less digits than its factorization.

131714880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12504 (or 12494 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 33.

The square root of 131714880 is about 11476.7103300554. The cubic root of 131714880 is about 508.7974743753.

The spelling of 131714880 in words is "one hundred thirty-one million, seven hundred fourteen thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 32 33 40 44 48 55 60 64 66 80 88 96 110 120 132 160 165 176 192 220 240 264 320 330 352 440 480 528 660 704 880 960 1056 1320 1760 2112 2640 3520 5280 10560 12473 24946 37419 49892 62365 74838 99784 124730 137203 149676 187095 199568 249460 274406 299352 374190 399136 411609 498920 548812 598704 686015 748380 798272 823218 997840 1097624 1197408 1372030 1496760 1646436 1995680 2058045 2195248 2394816 2744060 2993520 3292872 3991360 4116090 4390496 5488120 5987040 6585744 8232180 8780992 10976240 11974080 13171488 16464360 21952480 26342976 32928720 43904960 65857440 131714880