Base | Representation |
---|---|
bin | 1000100111111110… |
… | …0110101010111101 |
3 | 12222100100220120122 |
4 | 2021333212222331 |
5 | 14220134331221 |
6 | 1021421424325 |
7 | 111241316315 |
oct | 21177465275 |
9 | 5870326518 |
10 | 2315152061 |
11 | a88930012 |
12 | 54740b0a5 |
13 | 2ab84ba81 |
14 | 17d694445 |
15 | d83b5eab |
hex | 89fe6abd |
2315152061 has 2 divisors, whose sum is σ = 2315152062. Its totient is φ = 2315152060.
The previous prime is 2315152057. The next prime is 2315152069. The reversal of 2315152061 is 1602515132.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2266236025 + 48916036 = 47605^2 + 6994^2 .
It is a cyclic number.
It is not a de Polignac number, because 2315152061 - 22 = 2315152057 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2315152061.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2315152069) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1157576030 + 1157576031.
It is an arithmetic number, because the mean of its divisors is an integer number (1157576031).
Almost surely, 22315152061 is an apocalyptic number.
It is an amenable number.
2315152061 is a deficient number, since it is larger than the sum of its proper divisors (1).
2315152061 is an equidigital number, since it uses as much as digits as its factorization.
2315152061 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1800, while the sum is 26.
The square root of 2315152061 is about 48116.0270699899. The cubic root of 2315152061 is about 1322.8984482479.
Adding to 2315152061 its reverse (1602515132), we get a palindrome (3917667193).
The spelling of 2315152061 in words is "two billion, three hundred fifteen million, one hundred fifty-two thousand, sixty-one".
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