Base | Representation |
---|---|
bin | 100000010110001111… |
… | …0101101101101000001 |
3 | 20122022012000111101211 |
4 | 1000230132231231001 |
5 | 2114231211211021 |
6 | 51525003330121 |
7 | 5006265632545 |
oct | 1005436555501 |
9 | 218265014354 |
10 | 69465725761 |
11 | 27507655a13 |
12 | 11567b20941 |
13 | 6720851c53 |
14 | 350da9ba25 |
15 | 1c187773e1 |
hex | 102c7adb41 |
69465725761 has 2 divisors, whose sum is σ = 69465725762. Its totient is φ = 69465725760.
The previous prime is 69465725731. The next prime is 69465725773. The reversal of 69465725761 is 16752756496.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 36792994225 + 32672731536 = 191815^2 + 180756^2 .
It is a cyclic number.
It is not a de Polignac number, because 69465725761 - 29 = 69465725249 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 69465725696 and 69465725705.
It is not a weakly prime, because it can be changed into another prime (69465725711) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34732862880 + 34732862881.
It is an arithmetic number, because the mean of its divisors is an integer number (34732862881).
Almost surely, 269465725761 is an apocalyptic number.
It is an amenable number.
69465725761 is a deficient number, since it is larger than the sum of its proper divisors (1).
69465725761 is an equidigital number, since it uses as much as digits as its factorization.
69465725761 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 19051200, while the sum is 58.
The spelling of 69465725761 in words is "sixty-nine billion, four hundred sixty-five million, seven hundred twenty-five thousand, seven hundred sixty-one".
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