Base | Representation |
---|---|
bin | 100101011101000011… |
… | …0110110001011010101 |
3 | 21200121102120011201122 |
4 | 1022322012312023111 |
5 | 2304211013041102 |
6 | 100541055533325 |
7 | 5545113515150 |
oct | 1127206661325 |
9 | 250542504648 |
10 | 80431768277 |
11 | 311246aaa73 |
12 | 1370852a245 |
13 | 777a71a1c3 |
14 | 3c7024cc97 |
15 | 215b35a0a2 |
hex | 12ba1b62d5 |
80431768277 has 8 divisors (see below), whose sum is σ = 94059742656. Its totient is φ = 67338224352.
The previous prime is 80431768243. The next prime is 80431768309. The reversal of 80431768277 is 77286713408.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 80431768277 - 212 = 80431764181 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 (80431768217) 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 in 7 ways as a sum of consecutive naturals, for example, 133607288 + ... + 133607889.
It is an arithmetic number, because the mean of its divisors is an integer number (11757467832).
Almost surely, 280431768277 is an apocalyptic number.
It is an amenable number.
80431768277 is a deficient number, since it is larger than the sum of its proper divisors (13627974379).
80431768277 is a wasteful number, since it uses less digits than its factorization.
80431768277 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 267215227.
The product of its (nonzero) digits is 3161088, while the sum is 53.
The spelling of 80431768277 in words is "eighty billion, four hundred thirty-one million, seven hundred sixty-eight thousand, two hundred seventy-seven".
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