Base | Representation |
---|---|
bin | 10111000010111100… |
… | …01000011111110111 |
3 | 1011221021102122200020 |
4 | 23201132020133313 |
5 | 200314403113234 |
6 | 5403422020223 |
7 | 615415164000 |
oct | 134136103767 |
9 | 34837378606 |
10 | 12372707319 |
11 | 527a086155 |
12 | 2493717673 |
13 | 122243b4bb |
14 | 85531a1a7 |
15 | 4c6342549 |
hex | 2e17887f7 |
12372707319 has 32 divisors (see below), whose sum is σ = 19344998400. Its totient is φ = 7030951200.
The previous prime is 12372707317. The next prime is 12372707339. The reversal of 12372707319 is 91370727321.
It is not a de Polignac number, because 12372707319 - 21 = 12372707317 is a prime.
It is a super-2 number, since 2×123727073192 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12372707311) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 153034 + ... + 219464.
It is an arithmetic number, because the mean of its divisors is an integer number (604531200).
Almost surely, 212372707319 is an apocalyptic number.
12372707319 is a deficient number, since it is larger than the sum of its proper divisors (6972291081).
12372707319 is an equidigital number, since it uses as much as digits as its factorization.
12372707319 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66636 (or 66622 counting only the distinct ones).
The product of its (nonzero) digits is 111132, while the sum is 42.
The spelling of 12372707319 in words is "twelve billion, three hundred seventy-two million, seven hundred seven thousand, three hundred nineteen".
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