Base | Representation |
---|---|
bin | 100000010100000111… |
… | …0011111001000100001 |
3 | 20122010012201212222101 |
4 | 1000220032133020201 |
5 | 2114104424103123 |
6 | 51513534010401 |
7 | 5004441231601 |
oct | 1005016371041 |
9 | 218105655871 |
10 | 69394362913 |
11 | 27480343a57 |
12 | 11548046a01 |
13 | 670bb27005 |
14 | 3504402c01 |
15 | 1c1237caad |
hex | 102839f221 |
69394362913 has 2 divisors, whose sum is σ = 69394362914. Its totient is φ = 69394362912.
The previous prime is 69394362907. The next prime is 69394362941. The reversal of 69394362913 is 31926349396.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 66052598049 + 3341764864 = 257007^2 + 57808^2 .
It is a cyclic number.
It is not a de Polignac number, because 69394362913 - 25 = 69394362881 is a prime.
It is a super-2 number, since 2×693943629132 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (69394362953) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34697181456 + 34697181457.
It is an arithmetic number, because the mean of its divisors is an integer number (34697181457).
Almost surely, 269394362913 is an apocalyptic number.
It is an amenable number.
69394362913 is a deficient number, since it is larger than the sum of its proper divisors (1).
69394362913 is an equidigital number, since it uses as much as digits as its factorization.
69394362913 is an evil number, because the sum of its binary digits is even.
The product of its digits is 5668704, while the sum is 55.
The spelling of 69394362913 in words is "sixty-nine billion, three hundred ninety-four million, three hundred sixty-two thousand, nine hundred thirteen".
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