Base | Representation |
---|---|
bin | 10000011010000… |
… | …010010001001101 |
3 | 201011221200102002 |
4 | 100122002101031 |
5 | 1030431313433 |
6 | 43151442045 |
7 | 6551450504 |
oct | 2032022115 |
9 | 634850362 |
10 | 275260493 |
11 | 131417312 |
12 | 78226325 |
13 | 45048341 |
14 | 287b383b |
15 | 192739e8 |
hex | 1068244d |
275260493 has 2 divisors, whose sum is σ = 275260494. Its totient is φ = 275260492.
The previous prime is 275260483. The next prime is 275260561. The reversal of 275260493 is 394062572.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 265103524 + 10156969 = 16282^2 + 3187^2 .
It is a cyclic number.
It is not a de Polignac number, because 275260493 - 24 = 275260477 is a prime.
It is a Sophie Germain prime.
It is a Chen prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (275260423) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137630246 + 137630247.
It is an arithmetic number, because the mean of its divisors is an integer number (137630247).
Almost surely, 2275260493 is an apocalyptic number.
It is an amenable number.
275260493 is a deficient number, since it is larger than the sum of its proper divisors (1).
275260493 is an equidigital number, since it uses as much as digits as its factorization.
275260493 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 90720, while the sum is 38.
The square root of 275260493 is about 16590.9762521679. The cubic root of 275260493 is about 650.5009889104.
The spelling of 275260493 in words is "two hundred seventy-five million, two hundred sixty thousand, four hundred ninety-three".
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