Base | Representation |
---|---|
bin | 111110110100110… |
… | …0100010010000001 |
3 | 12102220122221220212 |
4 | 1331221210102001 |
5 | 13304130023023 |
6 | 545102443505 |
7 | 103145055014 |
oct | 17551442201 |
9 | 5386587825 |
10 | 2108048513 |
11 | 991a3605a |
12 | 4a9b93595 |
13 | 2779783ac |
14 | 15dd8337b |
15 | c5106e78 |
hex | 7da64481 |
2108048513 has 2 divisors, whose sum is σ = 2108048514. Its totient is φ = 2108048512.
The previous prime is 2108048507. The next prime is 2108048533. The reversal of 2108048513 is 3158408012.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2108003569 + 44944 = 45913^2 + 212^2 .
It is a cyclic number.
It is not a de Polignac number, because 2108048513 - 210 = 2108047489 is a prime.
It is a super-2 number, since 2×21080485132 = 8887737066323022338, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 2108048513.
It is not a weakly prime, because it can be changed into another prime (2108048533) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1054024256 + 1054024257.
It is an arithmetic number, because the mean of its divisors is an integer number (1054024257).
Almost surely, 22108048513 is an apocalyptic number.
It is an amenable number.
2108048513 is a deficient number, since it is larger than the sum of its proper divisors (1).
2108048513 is an equidigital number, since it uses as much as digits as its factorization.
2108048513 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 7680, while the sum is 32.
The square root of 2108048513 is about 45913.4894448244. The cubic root of 2108048513 is about 1282.2130727189.
The spelling of 2108048513 in words is "two billion, one hundred eight million, forty-eight thousand, five hundred thirteen".
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