Base | Representation |
---|---|
bin | 110000001100101011… |
… | …111010111111001111 |
3 | 11221120201100202021112 |
4 | 300030223322333033 |
5 | 1321442111313301 |
6 | 35435202322235 |
7 | 3511321356311 |
oct | 601453727717 |
9 | 157521322245 |
10 | 51752447951 |
11 | 1aa479a9146 |
12 | a04395937b |
13 | 4b59b50989 |
14 | 270d3897b1 |
15 | 152d6589bb |
hex | c0cafafcf |
51752447951 has 2 divisors, whose sum is σ = 51752447952. Its totient is φ = 51752447950.
The previous prime is 51752447917. The next prime is 51752447963. The reversal of 51752447951 is 15974425715.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 51752447951 - 234 = 34572578767 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 51752447951.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (51752444951) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25876223975 + 25876223976.
It is an arithmetic number, because the mean of its divisors is an integer number (25876223976).
Almost surely, 251752447951 is an apocalyptic number.
51752447951 is a deficient number, since it is larger than the sum of its proper divisors (1).
51752447951 is an equidigital number, since it uses as much as digits as its factorization.
51752447951 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1764000, while the sum is 50.
The spelling of 51752447951 in words is "fifty-one billion, seven hundred fifty-two million, four hundred forty-seven thousand, nine hundred fifty-one".
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