Base | Representation |
---|---|
bin | 111010100100011110111… |
… | …1100101111011001001000 |
3 | 1001111112221222000021121102 |
4 | 1311020331330233121020 |
5 | 2023342001324430030 |
6 | 25042010351200532 |
7 | 1460402514264254 |
oct | 165107574573110 |
9 | 31445858007542 |
10 | 8049808045640 |
11 | 26239a4869119 |
12 | aa0134516148 |
13 | 46512a965a0a |
14 | 1db8816c3264 |
15 | de5d9a3ec45 |
hex | 7523df2f648 |
8049808045640 has 64 divisors (see below), whose sum is σ = 18422158233600. Its totient is φ = 3165261297408.
The previous prime is 8049808045621. The next prime is 8049808045663. The reversal of 8049808045640 is 465408089408.
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, 6715124 + ... + 7822563.
It is an arithmetic number, because the mean of its divisors is an integer number (287846222400).
Almost surely, 28049808045640 is an apocalyptic number.
It is an amenable number.
8049808045640 is an abundant number, since it is smaller than the sum of its proper divisors (10372350187960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8049808045640 is a wasteful number, since it uses less digits than its factorization.
8049808045640 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14537934 (or 14537930 counting only the distinct ones).
The product of its (nonzero) digits is 8847360, while the sum is 56.
The spelling of 8049808045640 in words is "eight trillion, forty-nine billion, eight hundred eight million, forty-five thousand, six hundred forty".
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