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12837703513 = 53327174051
BaseRepresentation
bin10111111010010111…
…11100111101011001
31020010200101220112111
423331023330331121
5202242423003023
65521512312321
7633062452015
oct137513747531
936120356474
1012837703513
115498604728
1225a33a26a1
131297888b8b
1489ad9d545
1550209400d
hex2fd2fcf59

12837703513 has 8 divisors (see below), whose sum is σ = 13084099776. Its totient is φ = 12591462000.

The previous prime is 12837703511. The next prime is 12837703519. The reversal of 12837703513 is 31530773821.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12837703513 - 21 = 12837703511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12837703511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136338 + ... + 210388.

It is an arithmetic number, because the mean of its divisors is an integer number (1635512472).

Almost surely, 212837703513 is an apocalyptic number.

It is an amenable number.

12837703513 is a deficient number, since it is larger than the sum of its proper divisors (246396263).

12837703513 is an equidigital number, since it uses as much as digits as its factorization.

12837703513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77375.

The product of its (nonzero) digits is 105840, while the sum is 40.

The spelling of 12837703513 in words is "twelve billion, eight hundred thirty-seven million, seven hundred three thousand, five hundred thirteen".

Divisors: 1 53 3271 74051 173363 3924703 242220821 12837703513