Base | Representation |
---|---|
bin | 1001100010011110… |
… | …0111010011100001 |
3 | 20121110001222002110 |
4 | 2120213213103201 |
5 | 20220443141231 |
6 | 1102024505533 |
7 | 120311034042 |
oct | 23047472341 |
9 | 6543058073 |
10 | 2560521441 |
11 | 10a4390725 |
12 | 5b561b2a9 |
13 | 31a62c85a |
14 | 1a40c68c9 |
15 | eebd3046 |
hex | 989e74e1 |
2560521441 has 4 divisors (see below), whose sum is σ = 3414028592. Its totient is φ = 1707014292.
The previous prime is 2560521427. The next prime is 2560521479. The reversal of 2560521441 is 1441250652.
2560521441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 2560521441 - 29 = 2560520929 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2560521399 and 2560521408.
It is not an unprimeable number, because it can be changed into a prime (2560521241) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426753571 + ... + 426753576.
It is an arithmetic number, because the mean of its divisors is an integer number (853507148).
Almost surely, 22560521441 is an apocalyptic number.
It is an amenable number.
2560521441 is a deficient number, since it is larger than the sum of its proper divisors (853507151).
2560521441 is an equidigital number, since it uses as much as digits as its factorization.
2560521441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 853507150.
The product of its (nonzero) digits is 9600, while the sum is 30.
The square root of 2560521441 is about 50601.5952416522. The cubic root of 2560521441 is about 1368.0736314075.
The spelling of 2560521441 in words is "two billion, five hundred sixty million, five hundred twenty-one thousand, four hundred forty-one".
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