Base | Representation |
---|---|
bin | 100011101001111111… |
… | …101001100100011111 |
3 | 10122211011221200021111 |
4 | 203221333221210133 |
5 | 1111402042440124 |
6 | 25331011242451 |
7 | 2523515336242 |
oct | 435177514437 |
9 | 118734850244 |
10 | 38285515039 |
11 | 152671a2122 |
12 | 75058a9427 |
13 | 37c1b03c15 |
14 | 1bd29d5259 |
15 | ee1221494 |
hex | 8e9fe991f |
38285515039 has 2 divisors, whose sum is σ = 38285515040. Its totient is φ = 38285515038.
The previous prime is 38285515031. The next prime is 38285515043. The reversal of 38285515039 is 93051558283.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 38285515039 - 23 = 38285515031 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 38285514983 and 38285515001.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (38285515031) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19142757519 + 19142757520.
It is an arithmetic number, because the mean of its divisors is an integer number (19142757520).
Almost surely, 238285515039 is an apocalyptic number.
38285515039 is a deficient number, since it is larger than the sum of its proper divisors (1).
38285515039 is an equidigital number, since it uses as much as digits as its factorization.
38285515039 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1296000, while the sum is 49.
The spelling of 38285515039 in words is "thirty-eight billion, two hundred eighty-five million, five hundred fifteen thousand, thirty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •