Base | Representation |
---|---|
bin | 1001111100001100… |
… | …0010001010010001 |
3 | 20212222000101002202 |
4 | 2133003002022101 |
5 | 20431100411000 |
6 | 1120440252545 |
7 | 123060536012 |
oct | 23703021221 |
9 | 6788011082 |
10 | 2668372625 |
11 | 114a254936 |
12 | 625771155 |
13 | 336a91b19 |
14 | 1b455d009 |
15 | 1093d8dd5 |
hex | 9f0c2291 |
2668372625 has 8 divisors (see below), whose sum is σ = 3330129192. Its totient is φ = 2134698000.
The previous prime is 2668372579. The next prime is 2668372633. The reversal of 2668372625 is 5262738662.
It can be written as a sum of positive squares in 4 ways, for example, as 753424 + 2667619201 = 868^2 + 51649^2 .
It is not a de Polignac number, because 2668372625 - 224 = 2651595409 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2668372625.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10673366 + ... + 10673615.
It is an arithmetic number, because the mean of its divisors is an integer number (416266149).
Almost surely, 22668372625 is an apocalyptic number.
2668372625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2668372625 is a deficient number, since it is larger than the sum of its proper divisors (661756567).
2668372625 is an equidigital number, since it uses as much as digits as its factorization.
2668372625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21346996 (or 21346986 counting only the distinct ones).
The product of its digits is 1451520, while the sum is 47.
The square root of 2668372625 is about 51656.2931790503. The cubic root of 2668372625 is about 1387.0181970258.
The spelling of 2668372625 in words is "two billion, six hundred sixty-eight million, three hundred seventy-two thousand, six hundred twenty-five".
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