Base | Representation |
---|---|
bin | 101111110000100011… |
… | …100001000010000001 |
3 | 11220100211021102022011 |
4 | 233300203201002001 |
5 | 1320010300414213 |
6 | 35320302412521 |
7 | 3463530623455 |
oct | 576043410201 |
9 | 156324242264 |
10 | 51280482433 |
11 | 1a82554a4a4 |
12 | 9b31891141 |
13 | 4ab313303b |
14 | 26a6810665 |
15 | 1501ecc03d |
hex | bf08e1081 |
51280482433 has 2 divisors, whose sum is σ = 51280482434. Its totient is φ = 51280482432.
The previous prime is 51280482403. The next prime is 51280482479. The reversal of 51280482433 is 33428408215.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 31369014769 + 19911467664 = 177113^2 + 141108^2 .
It is a cyclic number.
It is not a de Polignac number, because 51280482433 - 25 = 51280482401 is a prime.
It is a super-2 number, since 2×512804824332 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (51280482403) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25640241216 + 25640241217.
It is an arithmetic number, because the mean of its divisors is an integer number (25640241217).
Almost surely, 251280482433 is an apocalyptic number.
It is an amenable number.
51280482433 is a deficient number, since it is larger than the sum of its proper divisors (1).
51280482433 is an equidigital number, since it uses as much as digits as its factorization.
51280482433 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 184320, while the sum is 40.
The spelling of 51280482433 in words is "fifty-one billion, two hundred eighty million, four hundred eighty-two thousand, four hundred thirty-three".
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