Base | Representation |
---|---|
bin | 11010111111011000… |
… | …011101000000011011 |
3 | 2202210201020011220221 |
4 | 122333120131000123 |
5 | 433323022143144 |
6 | 21151420100511 |
7 | 2044111364551 |
oct | 327730350033 |
9 | 82721204827 |
10 | 28980662299 |
11 | 11321912586 |
12 | 5749694737 |
13 | 296b1470b4 |
14 | 158cd05bd1 |
15 | b493c7d84 |
hex | 6bf61d01b |
28980662299 has 2 divisors, whose sum is σ = 28980662300. Its totient is φ = 28980662298.
The previous prime is 28980662279. The next prime is 28980662329. The reversal of 28980662299 is 99226608982.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 28980662299 - 213 = 28980654107 is a prime.
It is not a weakly prime, because it can be changed into another prime (28980662279) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14490331149 + 14490331150.
It is an arithmetic number, because the mean of its divisors is an integer number (14490331150).
Almost surely, 228980662299 is an apocalyptic number.
28980662299 is a deficient number, since it is larger than the sum of its proper divisors (1).
28980662299 is an equidigital number, since it uses as much as digits as its factorization.
28980662299 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 13436928, while the sum is 61.
The spelling of 28980662299 in words is "twenty-eight billion, nine hundred eighty million, six hundred sixty-two thousand, two hundred ninety-nine".
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