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12700873760 = 2551967127491
BaseRepresentation
bin10111101010000011…
…11111010000100000
31012210010221020101212
423311001333100200
5202002410430020
65500143445252
7626511434321
oct136501772040
935703836355
1012700873760
115428348493
1225655b6828
13127541b823
14886b42448
154e5066cc5
hex2f507f420

12700873760 has 192 divisors, whose sum is σ = 32374702080. Its totient is φ = 4694215680.

The previous prime is 12700873753. The next prime is 12700873763. The reversal of 12700873760 is 6737800721.

It is a super-2 number, since 2×127008737602 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12700873763) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25867115 + ... + 25867605.

It is an arithmetic number, because the mean of its divisors is an integer number (168618240).

Almost surely, 212700873760 is an apocalyptic number.

12700873760 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 12700873760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16187351040).

12700873760 is an abundant number, since it is smaller than the sum of its proper divisors (19673828320).

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

12700873760 is a wasteful number, since it uses less digits than its factorization.

12700873760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719 (or 711 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 41.

The spelling of 12700873760 in words is "twelve billion, seven hundred million, eight hundred seventy-three thousand, seven hundred sixty".