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12474723117 = 319932086423
BaseRepresentation
bin10111001111000110…
…10010101100101101
31012012101101121001010
423213203102230231
5201022012114432
65421504335433
7621064253103
oct134743225455
935171347033
1012474723117
11532172412a
122501914579
13123a60968c
14864ab3c73
154d02943cc
hex2e78d2b2d

12474723117 has 8 divisors (see below), whose sum is σ = 16641317824. Its totient is φ = 8312305248.

The previous prime is 12474723083. The next prime is 12474723169. The reversal of 12474723117 is 71132747421.

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

It is not a de Polignac number, because 12474723117 - 214 = 12474706733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12474723517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1037233 + ... + 1049190.

It is an arithmetic number, because the mean of its divisors is an integer number (2080164728).

Almost surely, 212474723117 is an apocalyptic number.

It is an amenable number.

12474723117 is a deficient number, since it is larger than the sum of its proper divisors (4166594707).

12474723117 is a wasteful number, since it uses less digits than its factorization.

12474723117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2088419.

The product of its digits is 65856, while the sum is 39.

The spelling of 12474723117 in words is "twelve billion, four hundred seventy-four million, seven hundred twenty-three thousand, one hundred seventeen".

Divisors: 1 3 1993 5979 2086423 6259269 4158241039 12474723117