Base | Representation |
---|---|
bin | 100101010100000110… |
… | …0110100010010101110 |
3 | 21122211111021000110022 |
4 | 1022220030310102232 |
5 | 2303102110443114 |
6 | 100451204442142 |
7 | 5534505116234 |
oct | 1125014642256 |
9 | 248744230408 |
10 | 80131343534 |
11 | 30a90066460 |
12 | 136439a9352 |
13 | 7730400c98 |
14 | 3c423a8954 |
15 | 213ecb548e |
hex | 12a83344ae |
80131343534 has 32 divisors (see below), whose sum is σ = 138867284736. Its totient is φ = 34319704320.
The previous prime is 80131343521. The next prime is 80131343543. The reversal of 80131343534 is 43534313108.
It is a junction number, because it is equal to n+sod(n) for n = 80131343494 and 80131343503.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1147907 + ... + 1215710.
It is an arithmetic number, because the mean of its divisors is an integer number (4339602648).
Almost surely, 280131343534 is an apocalyptic number.
80131343534 is a deficient number, since it is larger than the sum of its proper divisors (58735941202).
80131343534 is a wasteful number, since it uses less digits than its factorization.
80131343534 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2363720.
The product of its (nonzero) digits is 51840, while the sum is 35.
The spelling of 80131343534 in words is "eighty billion, one hundred thirty-one million, three hundred forty-three thousand, five hundred thirty-four".
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