Base | Representation |
---|---|
bin | 1001110010110000… |
… | …0101011011001001 |
3 | 20210012112222202021 |
4 | 2130230011123021 |
5 | 20340433132444 |
6 | 1112504204441 |
7 | 122100310333 |
oct | 23454053311 |
9 | 6705488667 |
10 | 2628802249 |
11 | 1129988047 |
12 | 614469721 |
13 | 32b8189b8 |
14 | 1ad1bc453 |
15 | 105bbe584 |
hex | 9cb056c9 |
2628802249 has 2 divisors, whose sum is σ = 2628802250. Its totient is φ = 2628802248.
The previous prime is 2628802219. The next prime is 2628802301. The reversal of 2628802249 is 9422088262.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1602561024 + 1026241225 = 40032^2 + 32035^2 .
It is a cyclic number.
It is not a de Polignac number, because 2628802249 - 221 = 2626705097 is a prime.
It is a super-3 number, since 3×26288022493 (a number of 29 digits) contains 333 as substring.
It is not a weakly prime, because it can be changed into another prime (2628802219) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1314401124 + 1314401125.
It is an arithmetic number, because the mean of its divisors is an integer number (1314401125).
Almost surely, 22628802249 is an apocalyptic number.
It is an amenable number.
2628802249 is a deficient number, since it is larger than the sum of its proper divisors (1).
2628802249 is an equidigital number, since it uses as much as digits as its factorization.
2628802249 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 221184, while the sum is 43.
The square root of 2628802249 is about 51271.8465534449. The cubic root of 2628802249 is about 1380.1278060235.
The spelling of 2628802249 in words is "two billion, six hundred twenty-eight million, eight hundred two thousand, two hundred forty-nine".
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