Base | Representation |
---|---|
bin | 10100010101010000… |
… | …00010001001110100 |
3 | 1001011201210020202220 |
4 | 22022220002021310 |
5 | 134323403404410 |
6 | 5003053002340 |
7 | 534333535314 |
oct | 121250021164 |
9 | 31151706686 |
10 | 10915684980 |
11 | 46a168a762 |
12 | 21477833b0 |
13 | 104c6161c5 |
14 | 757a03444 |
15 | 43d487070 |
hex | 28aa02274 |
10915684980 has 48 divisors (see below), whose sum is σ = 30701013504. Its totient is φ = 2897792640.
The previous prime is 10915684943. The next prime is 10915684993. The reversal of 10915684980 is 8948651901.
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, 394531 + ... + 421290.
It is an arithmetic number, because the mean of its divisors is an integer number (639604448).
Almost surely, 210915684980 is an apocalyptic number.
10915684980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10915684980 is an abundant number, since it is smaller than the sum of its proper divisors (19785328524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10915684980 is a wasteful number, since it uses less digits than its factorization.
10915684980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 816056 (or 816054 counting only the distinct ones).
The product of its (nonzero) digits is 622080, while the sum is 51.
The spelling of 10915684980 in words is "ten billion, nine hundred fifteen million, six hundred eighty-four thousand, nine hundred eighty".
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