Base | Representation |
---|---|
bin | 111101000010110000001 |
3 | 10202121211121 |
4 | 13220112001 |
5 | 1003002012 |
6 | 110512241 |
7 | 23000440 |
oct | 7502601 |
9 | 3677747 |
10 | 2000257 |
11 | 1146906 |
12 | 805681 |
13 | 5505ac |
14 | 3a0d57 |
15 | 297a07 |
hex | 1e8581 |
2000257 has 8 divisors (see below), whose sum is σ = 2348096. Its totient is φ = 1667952.
The previous prime is 2000249. The next prime is 2000261. The reversal of 2000257 is 7520002.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2000257 - 23 = 2000249 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 2000257.
It is not an unprimeable number, because it can be changed into a prime (2000227) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3603 + ... + 4120.
It is an arithmetic number, because the mean of its divisors is an integer number (293512).
22000257 is an apocalyptic number.
It is an amenable number.
2000257 is a deficient number, since it is larger than the sum of its proper divisors (347839).
2000257 is an equidigital number, since it uses as much as digits as its factorization.
2000257 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7767.
The product of its (nonzero) digits is 140, while the sum is 16.
The square root of 2000257 is about 1414.3044226757. The cubic root of 2000257 is about 125.9975014202.
Adding to 2000257 its reverse (7520002), we get a palindrome (9520259).
The spelling of 2000257 in words is "two million, two hundred fifty-seven", and thus it is an aban number.
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