Base | Representation |
---|---|
bin | 1001010010110000… |
… | …0101011011110001 |
3 | 20102212000000200210 |
4 | 2110230011123301 |
5 | 20102103201221 |
6 | 1051311334333 |
7 | 115550422200 |
oct | 22454053361 |
9 | 6385000623 |
10 | 2494584561 |
11 | 1070145337 |
12 | 5975213a9 |
13 | 309a84551 |
14 | 199441237 |
15 | e900b276 |
hex | 94b056f1 |
2494584561 has 12 divisors (see below), whose sum is σ = 3869151792. Its totient is φ = 1425476808.
The previous prime is 2494584529. The next prime is 2494584563. The reversal of 2494584561 is 1654854942.
It is not a de Polignac number, because 2494584561 - 25 = 2494584529 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2494584561.
It is not an unprimeable number, because it can be changed into a prime (2494584563) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8484835 + ... + 8485128.
It is an arithmetic number, because the mean of its divisors is an integer number (322429316).
Almost surely, 22494584561 is an apocalyptic number.
2494584561 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
2494584561 is a deficient number, since it is larger than the sum of its proper divisors (1374567231).
2494584561 is a wasteful number, since it uses less digits than its factorization.
2494584561 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16969980 (or 16969973 counting only the distinct ones).
The product of its digits is 1382400, while the sum is 48.
The square root of 2494584561 is about 49945.8162512137. The cubic root of 2494584561 is about 1356.2281156372.
The spelling of 2494584561 in words is "two billion, four hundred ninety-four million, five hundred eighty-four thousand, five hundred sixty-one".
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