Base | Representation |
---|---|
bin | 1000111101110010… |
… | …0100010010011101 |
3 | 20012201111111111002 |
4 | 2033130210102131 |
5 | 14412044134212 |
6 | 1034450240045 |
7 | 113432010422 |
oct | 21734442235 |
9 | 6181444432 |
10 | 2406630557 |
11 | 1025531181 |
12 | 571b86025 |
13 | 2c479a966 |
14 | 18b8a7d49 |
15 | e1435ac2 |
hex | 8f72449d |
2406630557 has 2 divisors, whose sum is σ = 2406630558. Its totient is φ = 2406630556.
The previous prime is 2406630529. The next prime is 2406630559. The reversal of 2406630557 is 7550366042.
2406630557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2363320996 + 43309561 = 48614^2 + 6581^2 .
It is a cyclic number.
It is not a de Polignac number, because 2406630557 - 28 = 2406630301 is a prime.
It is a super-2 number, since 2×24066305572 = 11583741275772260498, which contains 22 as substring.
Together with 2406630559, it forms a pair of twin primes.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2406630557.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2406630559) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1203315278 + 1203315279.
It is an arithmetic number, because the mean of its divisors is an integer number (1203315279).
Almost surely, 22406630557 is an apocalyptic number.
It is an amenable number.
2406630557 is a deficient number, since it is larger than the sum of its proper divisors (1).
2406630557 is an equidigital number, since it uses as much as digits as its factorization.
2406630557 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 151200, while the sum is 38.
The square root of 2406630557 is about 49057.4210186390. The cubic root of 2406630557 is about 1340.0977423691.
Adding to 2406630557 its reverse (7550366042), we get a palindrome (9956996599).
The spelling of 2406630557 in words is "two billion, four hundred six million, six hundred thirty thousand, five hundred fifty-seven".
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