Base | Representation |
---|---|
bin | 1010001000100011… |
… | …1011001000010000 |
3 | 21000120121221012101 |
4 | 2202020323020100 |
5 | 21032340421321 |
6 | 1125532210144 |
7 | 124260505111 |
oct | 24210731020 |
9 | 7016557171 |
10 | 2720248336 |
11 | 1176566923 |
12 | 63b009954 |
13 | 344755c00 |
14 | 1bb3c4208 |
15 | 10dc34791 |
hex | a223b210 |
2720248336 has 135 divisors (see below), whose sum is σ = 6167044551. Its totient is φ = 1161618432.
The previous prime is 2720248313. The next prime is 2720248339. The reversal of 2720248336 is 6338420272.
The square root of 2720248336 is 52156.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 24561936 + 2695686400 = 4956^2 + 51920^2 .
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2720248295 and 2720248304.
It is not an unprimeable number, because it can be changed into a prime (2720248339) by changing a digit.
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 26 ways as a sum of consecutive naturals, for example, 46105875 + ... + 46105933.
Almost surely, 22720248336 is an apocalyptic number.
2720248336 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
2720248336 is the 52156-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2720248336
2720248336 is an abundant number, since it is smaller than the sum of its proper divisors (3446796215).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2720248336 is a wasteful number, since it uses less digits than its factorization.
2720248336 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 186 (or 91 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 37.
The cubic root of 2720248336 is about 1395.9488901740.
The spelling of 2720248336 in words is "two billion, seven hundred twenty million, two hundred forty-eight thousand, three hundred thirty-six".
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