Base | Representation |
---|---|
bin | 101010010100000011… |
… | …0001100001111011100 |
3 | 22200112200100010122012 |
4 | 1110220012030033130 |
5 | 2442043424243420 |
6 | 105424351410352 |
7 | 6364524652553 |
oct | 1245006141734 |
9 | 280480303565 |
10 | 90867024860 |
11 | 3559a080767 |
12 | 1573b2239b8 |
13 | 8751641741 |
14 | 4580112d9a |
15 | 256c542dc5 |
hex | 152818c3dc |
90867024860 has 24 divisors (see below), whose sum is σ = 190885104816. Its totient is φ = 36334552320.
The previous prime is 90867024839. The next prime is 90867024883. The reversal of 90867024860 is 6842076809.
It is a junction number, because it is equal to n+sod(n) for n = 90867024799 and 90867024808.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 705197 + ... + 824036.
It is an arithmetic number, because the mean of its divisors is an integer number (7953546034).
Almost surely, 290867024860 is an apocalyptic number.
It is an amenable number.
90867024860 is an abundant number, since it is smaller than the sum of its proper divisors (100018079956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90867024860 is a wasteful number, since it uses less digits than its factorization.
90867024860 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1532213 (or 1532211 counting only the distinct ones).
The product of its (nonzero) digits is 1161216, while the sum is 50.
The spelling of 90867024860 in words is "ninety billion, eight hundred sixty-seven million, twenty-four thousand, eight hundred sixty".
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