Base | Representation |
---|---|
bin | 10110111001111110… |
… | …10001111110001000 |
3 | 1011202000221021102200 |
4 | 23130333101332020 |
5 | 200141130321132 |
6 | 5352134200200 |
7 | 613513055100 |
oct | 133477217610 |
9 | 34660837380 |
10 | 12297510792 |
11 | 5240695966 |
12 | 24724b3060 |
13 | 120c9a0608 |
14 | 849344200 |
15 | 4be93bd7c |
hex | 2dcfd1f88 |
12297510792 has 108 divisors (see below), whose sum is σ = 38764196055. Its totient is φ = 3511692576.
The previous prime is 12297510791. The next prime is 12297510803. The reversal of 12297510792 is 29701579221.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
12297510792 is a `hidden beast` number, since 122 + 9 + 7 + 510 + 7 + 9 + 2 = 666.
It can be written as a sum of positive squares in only one way, i.e., 6148755396 + 6148755396 = 78414^2 + 78414^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=78414.
It is not an unprimeable number, because it can be changed into a prime (12297510791) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 6585843 + ... + 6587709.
Almost surely, 212297510792 is an apocalyptic number.
12297510792 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12297510792
12297510792 is an abundant number, since it is smaller than the sum of its proper divisors (26466685263).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12297510792 is an equidigital number, since it uses as much as digits as its factorization.
12297510792 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3760 (or 1879 counting only the distinct ones).
The product of its (nonzero) digits is 158760, while the sum is 45.
The spelling of 12297510792 in words is "twelve billion, two hundred ninety-seven million, five hundred ten thousand, seven hundred ninety-two".
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