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12744108107 = 109457255839
BaseRepresentation
bin10111101111001101…
…11010100001001011
31012220011021202202222
423313212322201023
5202044442424412
65504330244255
7630545063063
oct136746724113
935804252688
1012744108107
11544a798055
122577b8668b
131281378593
1488c7983a3
154e8c57072
hex2f79ba84b

12744108107 has 8 divisors (see below), whose sum is σ = 12889219200. Its totient is φ = 12599509824.

The previous prime is 12744108103. The next prime is 12744108121. The reversal of 12744108107 is 70180144721.

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 12744108107 - 22 = 12744108103 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12744108103) 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, 78107 + ... + 177732.

It is an arithmetic number, because the mean of its divisors is an integer number (1611152400).

Almost surely, 212744108107 is an apocalyptic number.

12744108107 is a deficient number, since it is larger than the sum of its proper divisors (145111093).

12744108107 is a wasteful number, since it uses less digits than its factorization.

12744108107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256405.

The product of its (nonzero) digits is 12544, while the sum is 35.

The spelling of 12744108107 in words is "twelve billion, seven hundred forty-four million, one hundred eight thousand, one hundred seven".

Divisors: 1 109 457 49813 255839 27886451 116918423 12744108107