Base | Representation |
---|---|
bin | 100101100010000011… |
… | …0111111101000001101 |
3 | 21201001010022211222010 |
4 | 1023010012333220031 |
5 | 2310031443013044 |
6 | 101005452411433 |
7 | 5552222055525 |
oct | 1130406775015 |
9 | 251033284863 |
10 | 80599579149 |
11 | 312003a7841 |
12 | 13754776b79 |
13 | 77a6413c8b |
14 | 3c88652685 |
15 | 216ae56bb9 |
hex | 12c41bfa0d |
80599579149 has 4 divisors (see below), whose sum is σ = 107466105536. Its totient is φ = 53733052764.
The previous prime is 80599579129. The next prime is 80599579163. The reversal of 80599579149 is 94197599508.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 80599579149 - 25 = 80599579117 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 80599579149.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80599579129) 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, 13433263189 + ... + 13433263194.
It is an arithmetic number, because the mean of its divisors is an integer number (26866526384).
Almost surely, 280599579149 is an apocalyptic number.
It is an amenable number.
80599579149 is a deficient number, since it is larger than the sum of its proper divisors (26866526387).
80599579149 is a wasteful number, since it uses less digits than its factorization.
80599579149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26866526386.
The product of its (nonzero) digits is 36741600, while the sum is 66.
The spelling of 80599579149 in words is "eighty billion, five hundred ninety-nine million, five hundred seventy-nine thousand, one hundred forty-nine".
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