Base | Representation |
---|---|
bin | 100100001100011100… |
… | …100001011001010111 |
3 | 10201022110112211001011 |
4 | 210030130201121113 |
5 | 1114043024242304 |
6 | 25504215513051 |
7 | 2544034243123 |
oct | 441434413127 |
9 | 121273484034 |
10 | 38863509079 |
11 | 1553348a64a |
12 | 7647388787 |
13 | 3884796325 |
14 | 1c49690583 |
15 | 1026d43c04 |
hex | 90c721657 |
38863509079 has 2 divisors, whose sum is σ = 38863509080. Its totient is φ = 38863509078.
The previous prime is 38863509031. The next prime is 38863509089. The reversal of 38863509079 is 97090536883.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 38863509079 - 27 = 38863508951 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (38863509089) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19431754539 + 19431754540.
It is an arithmetic number, because the mean of its divisors is an integer number (19431754540).
Almost surely, 238863509079 is an apocalyptic number.
38863509079 is a deficient number, since it is larger than the sum of its proper divisors (1).
38863509079 is an equidigital number, since it uses as much as digits as its factorization.
38863509079 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 9797760, while the sum is 58.
The spelling of 38863509079 in words is "thirty-eight billion, eight hundred sixty-three million, five hundred nine thousand, seventy-nine".
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