Base | Representation |
---|---|
bin | 100101010000111011… |
… | …0111000101010101010 |
3 | 21122120002000200212211 |
4 | 1022201312320222222 |
5 | 2302342340242421 |
6 | 100432443555334 |
7 | 5532043455460 |
oct | 1124166705252 |
9 | 248502020784 |
10 | 80024930986 |
11 | 30a35a95100 |
12 | 1361422bb4a |
13 | 7714353790 |
14 | 3c321c8830 |
15 | 21357959e1 |
hex | 12a1db8aaa |
80024930986 has 48 divisors (see below), whose sum is σ = 162390114432. Its totient is φ = 28780187040.
The previous prime is 80024930983. The next prime is 80024931031. The reversal of 80024930986 is 68903942008.
It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (80024930983) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1794910 + ... + 1838953.
It is an arithmetic number, because the mean of its divisors is an integer number (3383127384).
Almost surely, 280024930986 is an apocalyptic number.
80024930986 is an abundant number, since it is smaller than the sum of its proper divisors (82365183446).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80024930986 is a wasteful number, since it uses less digits than its factorization.
80024930986 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3633907 (or 3633896 counting only the distinct ones).
The product of its (nonzero) digits is 746496, while the sum is 49.
The spelling of 80024930986 in words is "eighty billion, twenty-four million, nine hundred thirty thousand, nine hundred eighty-six".
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