Base | Representation |
---|---|
bin | 111100010110110… |
… | …0110101111100001 |
3 | 12020010210220001111 |
4 | 1320231212233201 |
5 | 13121424033324 |
6 | 532543303321 |
7 | 101121044443 |
oct | 17055465741 |
9 | 5203726044 |
10 | 2025221089 |
11 | 94a203641 |
12 | 4862aab41 |
13 | 263768098 |
14 | 152d82493 |
15 | bcbe5794 |
hex | 78b66be1 |
2025221089 has 2 divisors, whose sum is σ = 2025221090. Its totient is φ = 2025221088.
The previous prime is 2025221083. The next prime is 2025221113. The reversal of 2025221089 is 9801225202.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1565547489 + 459673600 = 39567^2 + 21440^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2025221089 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2025221089.
It is not a weakly prime, because it can be changed into another prime (2025221083) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1012610544 + 1012610545.
It is an arithmetic number, because the mean of its divisors is an integer number (1012610545).
Almost surely, 22025221089 is an apocalyptic number.
It is an amenable number.
2025221089 is a deficient number, since it is larger than the sum of its proper divisors (1).
2025221089 is an equidigital number, since it uses as much as digits as its factorization.
2025221089 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5760, while the sum is 31.
The square root of 2025221089 is about 45002.4564773969. The cubic root of 2025221089 is about 1265.1950391621.
The spelling of 2025221089 in words is "two billion, twenty-five million, two hundred twenty-one thousand, eighty-nine".
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