Base | Representation |
---|---|
bin | 1001011011010100… |
… | …0110011101011001 |
3 | 20112100120211211102 |
4 | 2112311012131121 |
5 | 20140302034424 |
6 | 1055033241145 |
7 | 116464626164 |
oct | 22665063531 |
9 | 6470524742 |
10 | 2530502489 |
11 | 1089447a79 |
12 | 5a75631b5 |
13 | 31434c068 |
14 | 1a0110adb |
15 | ec2537ae |
hex | 96d46759 |
2530502489 has 2 divisors, whose sum is σ = 2530502490. Its totient is φ = 2530502488.
The previous prime is 2530502461. The next prime is 2530502509. The reversal of 2530502489 is 9842050352.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2077536400 + 452966089 = 45580^2 + 21283^2 .
It is a cyclic number.
It is not a de Polignac number, because 2530502489 - 228 = 2262067033 is a prime.
It is not a weakly prime, because it can be changed into another prime (2530502459) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265251244 + 1265251245.
It is an arithmetic number, because the mean of its divisors is an integer number (1265251245).
Almost surely, 22530502489 is an apocalyptic number.
It is an amenable number.
2530502489 is a deficient number, since it is larger than the sum of its proper divisors (1).
2530502489 is an equidigital number, since it uses as much as digits as its factorization.
2530502489 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 86400, while the sum is 38.
The square root of 2530502489 is about 50304.1001211631. The cubic root of 2530502489 is about 1362.7062765883.
The spelling of 2530502489 in words is "two billion, five hundred thirty million, five hundred two thousand, four hundred eighty-nine".
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