Base | Representation |
---|---|
bin | 11000001111110101… |
… | …11111010011111111 |
3 | 1020121020022001210220 |
4 | 30013322333103333 |
5 | 203130024243304 |
6 | 5551424432423 |
7 | 640410345255 |
oct | 140772772377 |
9 | 36536261726 |
10 | 13017806079 |
11 | 5580237423 |
12 | 2633778713 |
13 | 12c5c97645 |
14 | 8b6c825d5 |
15 | 512cbcad9 |
hex | 307ebf4ff |
13017806079 has 8 divisors (see below), whose sum is σ = 17651262720. Its totient is φ = 8531443416.
The previous prime is 13017806057. The next prime is 13017806093. The reversal of 13017806079 is 97060871031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13017806079 - 25 = 13017806047 is a prime.
It is a super-2 number, since 2×130178060792 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 13017806079.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13017806029) 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, 36773287 + ... + 36773640.
It is an arithmetic number, because the mean of its divisors is an integer number (2206407840).
Almost surely, 213017806079 is an apocalyptic number.
13017806079 is a deficient number, since it is larger than the sum of its proper divisors (4633456641).
13017806079 is an equidigital number, since it uses as much as digits as its factorization.
13017806079 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73546989.
The product of its (nonzero) digits is 63504, while the sum is 42.
The spelling of 13017806079 in words is "thirteen billion, seventeen million, eight hundred six thousand, seventy-nine".
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