Base | Representation |
---|---|
bin | 10000011011110… |
… | …11010110001011 |
3 | 100121102110021112 |
4 | 20031323112023 |
5 | 240243244213 |
6 | 21403000535 |
7 | 3262602341 |
oct | 1015732613 |
9 | 317373245 |
10 | 137868683 |
11 | 70906867 |
12 | 3a20914b |
13 | 22742204 |
14 | 1444b991 |
15 | c184ea8 |
hex | 837b58b |
137868683 has 2 divisors, whose sum is σ = 137868684. Its totient is φ = 137868682.
The previous prime is 137868671. The next prime is 137868767. The reversal of 137868683 is 386868731.
It is a weak prime.
It is an emirp because it is prime and its reverse (386868731) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 137868683 - 210 = 137867659 is a prime.
It is not a weakly prime, because it can be changed into another prime (137828683) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68934341 + 68934342.
It is an arithmetic number, because the mean of its divisors is an integer number (68934342).
Almost surely, 2137868683 is an apocalyptic number.
137868683 is a deficient number, since it is larger than the sum of its proper divisors (1).
137868683 is an equidigital number, since it uses as much as digits as its factorization.
137868683 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1161216, while the sum is 50.
The square root of 137868683 is about 11741.7495715076. The cubic root of 137868683 is about 516.6009601261.
The spelling of 137868683 in words is "one hundred thirty-seven million, eight hundred sixty-eight thousand, six hundred eighty-three".
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