Base | Representation |
---|---|
bin | 10111000101010011… |
… | …01100001110101010 |
3 | 1011222122200221222120 |
4 | 23202221230032222 |
5 | 200334440430344 |
6 | 5405410332110 |
7 | 616045430544 |
oct | 134251541652 |
9 | 34878627876 |
10 | 12392514474 |
11 | 528a2845aa |
12 | 249a28a036 |
13 | 1226584c02 |
14 | 857bd4694 |
15 | 4c7e56219 |
hex | 2e2a6c3aa |
12392514474 has 32 divisors (see below), whose sum is σ = 24885710784. Its totient is φ = 4114081920.
The previous prime is 12392514469. The next prime is 12392514479. The reversal of 12392514474 is 47441529321.
12392514474 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (12392514469) and next prime (12392514479).
It is not an unprimeable number, because it can be changed into a prime (12392514479) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3027169 + ... + 3031259.
It is an arithmetic number, because the mean of its divisors is an integer number (777678462).
Almost surely, 212392514474 is an apocalyptic number.
12392514474 is an abundant number, since it is smaller than the sum of its proper divisors (12493196310).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12392514474 is a wasteful number, since it uses less digits than its factorization.
12392514474 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6022.
The product of its digits is 241920, while the sum is 42.
The spelling of 12392514474 in words is "twelve billion, three hundred ninety-two million, five hundred fourteen thousand, four hundred seventy-four".
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