Base | Representation |
---|---|
bin | 100000001001101110… |
… | …0101011111101011011 |
3 | 20121012220210020001222 |
4 | 1000103130223331123 |
5 | 2112401203421211 |
6 | 51415202202255 |
7 | 4663006211204 |
oct | 1002334537533 |
9 | 217186706058 |
10 | 69045763931 |
11 | 27311596421 |
12 | 1146b35338b |
13 | 6684841721 |
14 | 34addbc5ab |
15 | 1be196e1db |
hex | 101372bf5b |
69045763931 has 2 divisors, whose sum is σ = 69045763932. Its totient is φ = 69045763930.
The previous prime is 69045763907. The next prime is 69045763933. The reversal of 69045763931 is 13936754096.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 69045763931 - 218 = 69045501787 is a prime.
It is a super-2 number, since 2×690457639312 (a number of 22 digits) contains 22 as substring.
Together with 69045763933, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (69045763933) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34522881965 + 34522881966.
It is an arithmetic number, because the mean of its divisors is an integer number (34522881966).
Almost surely, 269045763931 is an apocalyptic number.
69045763931 is a deficient number, since it is larger than the sum of its proper divisors (1).
69045763931 is an equidigital number, since it uses as much as digits as its factorization.
69045763931 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3674160, while the sum is 53.
The spelling of 69045763931 in words is "sixty-nine billion, forty-five million, seven hundred sixty-three thousand, nine hundred thirty-one".
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