Base | Representation |
---|---|
bin | 1001100000000100… |
… | …1110000100101100 |
3 | 20120202010121202022 |
4 | 2120001032010230 |
5 | 20210404102440 |
6 | 1101025045312 |
7 | 120126344405 |
oct | 23001160454 |
9 | 6522117668 |
10 | 2550456620 |
11 | 1099736898 |
12 | 5b2186838 |
13 | 31851763a |
14 | 1a2a269ac |
15 | edd95cb5 |
hex | 9804e12c |
2550456620 has 96 divisors (see below), whose sum is σ = 6025985280. Its totient is φ = 901877760.
The previous prime is 2550456613. The next prime is 2550456647. The reversal of 2550456620 is 266540552.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 361325 + ... + 368315.
It is an arithmetic number, because the mean of its divisors is an integer number (62770680).
Almost surely, 22550456620 is an apocalyptic number.
2550456620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2550456620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3012992640).
2550456620 is an abundant number, since it is smaller than the sum of its proper divisors (3475528660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2550456620 is a wasteful number, since it uses less digits than its factorization.
2550456620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7083 (or 7081 counting only the distinct ones).
The product of its (nonzero) digits is 72000, while the sum is 35.
The square root of 2550456620 is about 50502.0457011397. The cubic root of 2550456620 is about 1366.2787499736.
The spelling of 2550456620 in words is "two billion, five hundred fifty million, four hundred fifty-six thousand, six hundred twenty".
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