Base | Representation |
---|---|
bin | 10101011111111101… |
… | …101110001011101101 |
3 | 2012120211012222120122 |
4 | 111133331232023231 |
5 | 334234210230244 |
6 | 14334404254325 |
7 | 1445031001235 |
oct | 253775561355 |
9 | 65524188518 |
10 | 23084851949 |
11 | 9876884a45 |
12 | 45830a13a5 |
13 | 223b82ab13 |
14 | 118dc98cc5 |
15 | 9019c11ee |
hex | 55ff6e2ed |
23084851949 has 2 divisors, whose sum is σ = 23084851950. Its totient is φ = 23084851948.
The previous prime is 23084851931. The next prime is 23084851981. The reversal of 23084851949 is 94915848032.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 18925504900 + 4159347049 = 137570^2 + 64493^2 .
It is a cyclic number.
It is not a de Polignac number, because 23084851949 - 28 = 23084851693 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 23084851949.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23084857949) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11542425974 + 11542425975.
It is an arithmetic number, because the mean of its divisors is an integer number (11542425975).
Almost surely, 223084851949 is an apocalyptic number.
It is an amenable number.
23084851949 is a deficient number, since it is larger than the sum of its proper divisors (1).
23084851949 is an equidigital number, since it uses as much as digits as its factorization.
23084851949 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2488320, while the sum is 53.
The spelling of 23084851949 in words is "twenty-three billion, eighty-four million, eight hundred fifty-one thousand, nine hundred forty-nine".
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