Base | Representation |
---|---|
bin | 10111101011011001… |
… | …11000110101101111 |
3 | 1012210221002120212210 |
4 | 23311230320311233 |
5 | 202013300312123 |
6 | 5501224501503 |
7 | 630006143235 |
oct | 136554706557 |
9 | 35727076783 |
10 | 12712119663 |
11 | 5433729721 |
12 | 256931a893 |
13 | 12778584c9 |
14 | 88842c955 |
15 | 4e6038e93 |
hex | 2f5b38d6f |
12712119663 has 4 divisors (see below), whose sum is σ = 16949492888. Its totient is φ = 8474746440.
The previous prime is 12712119647. The next prime is 12712119701. The reversal of 12712119663 is 36691121721.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 12712119663 - 24 = 12712119647 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 (12712114663) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2118686608 + ... + 2118686613.
It is an arithmetic number, because the mean of its divisors is an integer number (4237373222).
Almost surely, 212712119663 is an apocalyptic number.
12712119663 is a deficient number, since it is larger than the sum of its proper divisors (4237373225).
12712119663 is an equidigital number, since it uses as much as digits as its factorization.
12712119663 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4237373224.
The product of its digits is 27216, while the sum is 39.
The spelling of 12712119663 in words is "twelve billion, seven hundred twelve million, one hundred nineteen thousand, six hundred sixty-three".
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