Base | Representation |
---|---|
bin | 1001110111100001… |
… | …1001111000010100 |
3 | 20211121012102211022 |
4 | 2131320121320110 |
5 | 20411043341410 |
6 | 1114501100312 |
7 | 122432335106 |
oct | 23570317024 |
9 | 6747172738 |
10 | 2648808980 |
11 | 113a202434 |
12 | 61b0b7698 |
13 | 332a021bc |
14 | 1b1b09576 |
15 | 107822455 |
hex | 9de19e14 |
2648808980 has 24 divisors (see below), whose sum is σ = 5568000480. Its totient is φ = 1058475680.
The previous prime is 2648808979. The next prime is 2648809001. The reversal of 2648808980 is 898088462.
2648808980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×26488089803 (a number of 29 digits) contains 333 as substring.
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, 44606 + ... + 85365.
It is an arithmetic number, because the mean of its divisors is an integer number (232000020).
Almost surely, 22648808980 is an apocalyptic number.
2648808980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2648808980 is an abundant number, since it is smaller than the sum of its proper divisors (2919191500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2648808980 is a wasteful number, since it uses less digits than its factorization.
2648808980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 130999 (or 130997 counting only the distinct ones).
The product of its (nonzero) digits is 1769472, while the sum is 53.
The square root of 2648808980 is about 51466.5811959567. The cubic root of 2648808980 is about 1383.6201560705.
The spelling of 2648808980 in words is "two billion, six hundred forty-eight million, eight hundred eight thousand, nine hundred eighty".
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