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12813735115 = 52988370587
BaseRepresentation
bin10111110111100001…
…00001010011001011
31020002000022012002001
423323300201103023
5202220304010430
65515254451431
7632351644216
oct137360412313
936060265061
1012813735115
115486023935
122597363b77
1312929163ac
14897b2077d
154eee0c3ca
hex2fbc214cb

12813735115 has 8 divisors (see below), whose sum is σ = 15906705840. Its totient is φ = 9897505632.

The previous prime is 12813735113. The next prime is 12813735119. The reversal of 12813735115 is 51153731821.

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 12813735115 - 21 = 12813735113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12813735113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44185149 + ... + 44185438.

It is an arithmetic number, because the mean of its divisors is an integer number (1988338230).

Almost surely, 212813735115 is an apocalyptic number.

12813735115 is a deficient number, since it is larger than the sum of its proper divisors (3092970725).

12813735115 is an equidigital number, since it uses as much as digits as its factorization.

12813735115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88370621.

The product of its digits is 25200, while the sum is 37.

The spelling of 12813735115 in words is "twelve billion, eight hundred thirteen million, seven hundred thirty-five thousand, one hundred fifteen".

Divisors: 1 5 29 145 88370587 441852935 2562747023 12813735115