Base | Representation |
---|---|
bin | 11000100110101110… |
… | …01111000101001111 |
3 | 1021002121111100012022 |
4 | 30103113033011033 |
5 | 204023144310304 |
6 | 10022443000355 |
7 | 645231052025 |
oct | 142327170517 |
9 | 37077440168 |
10 | 13209760079 |
11 | 566962429a |
12 | 2687b090bb |
13 | 13269955a9 |
14 | 8d456c715 |
15 | 524a87ebe |
hex | 3135cf14f |
13209760079 has 2 divisors, whose sum is σ = 13209760080. Its totient is φ = 13209760078.
The previous prime is 13209760073. The next prime is 13209760097. The reversal of 13209760079 is 97006790231.
It is a happy number.
Together with next prime (13209760097) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13209760079 is a prime.
It is a super-2 number, since 2×132097600792 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13209760073) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6604880039 + 6604880040.
It is an arithmetic number, because the mean of its divisors is an integer number (6604880040).
Almost surely, 213209760079 is an apocalyptic number.
13209760079 is a deficient number, since it is larger than the sum of its proper divisors (1).
13209760079 is an equidigital number, since it uses as much as digits as its factorization.
13209760079 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 142884, while the sum is 44.
The spelling of 13209760079 in words is "thirteen billion, two hundred nine million, seven hundred sixty thousand, seventy-nine".
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