Base | Representation |
---|---|
bin | 10011000110101110… |
… | …01111001011011001 |
3 | 222110211022002022201 |
4 | 21203113033023121 |
5 | 132001241023312 |
6 | 4413442250201 |
7 | 512114544646 |
oct | 114327171331 |
9 | 28424262281 |
10 | 10256970457 |
11 | 4393879798 |
12 | 1ba3056961 |
13 | c760007b6 |
14 | 6d4334dcd |
15 | 40071c557 |
hex | 2635cf2d9 |
10256970457 has 2 divisors, whose sum is σ = 10256970458. Its totient is φ = 10256970456.
The previous prime is 10256970439. The next prime is 10256970461. The reversal of 10256970457 is 75407965201.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 8534803456 + 1722167001 = 92384^2 + 41499^2 .
It is a cyclic number.
It is not a de Polignac number, because 10256970457 - 215 = 10256937689 is a prime.
It is a super-3 number, since 3×102569704573 (a number of 31 digits) contains 333 as substring.
It is not a weakly prime, because it can be changed into another prime (10256970407) 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, 5128485228 + 5128485229.
It is an arithmetic number, because the mean of its divisors is an integer number (5128485229).
Almost surely, 210256970457 is an apocalyptic number.
It is an amenable number.
10256970457 is a deficient number, since it is larger than the sum of its proper divisors (1).
10256970457 is an equidigital number, since it uses as much as digits as its factorization.
10256970457 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 529200, while the sum is 46.
The spelling of 10256970457 in words is "ten billion, two hundred fifty-six million, nine hundred seventy thousand, four hundred fifty-seven".
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