Base | Representation |
---|---|
bin | 10111001111110011… |
… | …11010011000000111 |
3 | 1012012210112212001021 |
4 | 23213321322120013 |
5 | 201030021342212 |
6 | 5422235412011 |
7 | 621165540610 |
oct | 134771723007 |
9 | 35183485037 |
10 | 12480652807 |
11 | 53250041a7 |
12 | 25038b4007 |
13 | 123b90467c |
14 | 8657b8c07 |
15 | 4d0a66307 |
hex | 2e7e7a607 |
12480652807 has 8 divisors (see below), whose sum is σ = 14268980736. Its totient is φ = 10693669272.
The previous prime is 12480652783. The next prime is 12480652837. The reversal of 12480652807 is 70825608421.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12480652807 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 (12480652837) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316123 + ... + 353404.
It is an arithmetic number, because the mean of its divisors is an integer number (1783622592).
Almost surely, 212480652807 is an apocalyptic number.
12480652807 is a deficient number, since it is larger than the sum of its proper divisors (1788327929).
12480652807 is an equidigital number, since it uses as much as digits as its factorization.
12480652807 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 672197.
The product of its (nonzero) digits is 215040, while the sum is 43.
The spelling of 12480652807 in words is "twelve billion, four hundred eighty million, six hundred fifty-two thousand, eight hundred seven".
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