Base | Representation |
---|---|
bin | 110100101100011100… |
… | …000100010110100101 |
3 | 12102001011111102100021 |
4 | 310230130010112211 |
5 | 1411334003131323 |
6 | 41554220315141 |
7 | 4042052112565 |
oct | 645434042645 |
9 | 172034442307 |
10 | 56580130213 |
11 | 21aa50102a2 |
12 | ab706a2ab1 |
13 | 54490982b9 |
14 | 2a4a5d2da5 |
15 | 17123c305d |
hex | d2c7045a5 |
56580130213 has 2 divisors, whose sum is σ = 56580130214. Its totient is φ = 56580130212.
The previous prime is 56580130207. The next prime is 56580130219. The reversal of 56580130213 is 31203108565.
It is a balanced prime because it is at equal distance from previous prime (56580130207) and next prime (56580130219).
It can be written as a sum of positive squares in only one way, i.e., 56165682049 + 414448164 = 236993^2 + 20358^2 .
It is a cyclic number.
It is not a de Polignac number, because 56580130213 - 25 = 56580130181 is a prime.
It is a super-2 number, since 2×565801302132 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (56580130219) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28290065106 + 28290065107.
It is an arithmetic number, because the mean of its divisors is an integer number (28290065107).
Almost surely, 256580130213 is an apocalyptic number.
It is an amenable number.
56580130213 is a deficient number, since it is larger than the sum of its proper divisors (1).
56580130213 is an equidigital number, since it uses as much as digits as its factorization.
56580130213 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 21600, while the sum is 34.
Adding to 56580130213 its reverse (31203108565), we get a palindrome (87783238778).
The spelling of 56580130213 in words is "fifty-six billion, five hundred eighty million, one hundred thirty thousand, two hundred thirteen".
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