Base | Representation |
---|---|
bin | 1001010000100111… |
… | …1001000000000000 |
3 | 20102020010121122021 |
4 | 2110021321000000 |
5 | 20042304330421 |
6 | 1050351251224 |
7 | 115411266454 |
oct | 22411710000 |
9 | 6366117567 |
10 | 2485620736 |
11 | 1066082715 |
12 | 594519b14 |
13 | 307c66501 |
14 | 19818a664 |
15 | e833a341 |
hex | 94279000 |
2485620736 has 117 divisors (see below), whose sum is σ = 5377088433. Its totient is φ = 1148682240.
The previous prime is 2485620733. The next prime is 2485620749. The reversal of 2485620736 is 6370265842.
The square root of 2485620736 is 49856.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 119771136 + 2365849600 = 10944^2 + 48640^2 .
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2485620692 and 2485620701.
It is not an unprimeable number, because it can be changed into a prime (2485620733) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 60624876 + ... + 60624916.
Almost surely, 22485620736 is an apocalyptic number.
2485620736 is the 49856-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2485620736
2485620736 is an abundant number, since it is smaller than the sum of its proper divisors (2891467697).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2485620736 is an frugal number, since it uses more digits than its factorization.
2485620736 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 144 (or 62 counting only the distinct ones).
The product of its (nonzero) digits is 483840, while the sum is 43.
The cubic root of 2485620736 is about 1354.6017149782.
The spelling of 2485620736 in words is "two billion, four hundred eighty-five million, six hundred twenty thousand, seven hundred thirty-six".
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