Base | Representation |
---|---|
bin | 1001010100011… |
… | …1000101101101 |
3 | 2201112220022222 |
4 | 2111013011231 |
5 | 40001312433 |
6 | 3513445125 |
7 | 653150423 |
oct | 225070555 |
9 | 81486288 |
10 | 39088493 |
11 | 20078844 |
12 | 111107a5 |
13 | 81379b2 |
14 | 5297113 |
15 | 3671b98 |
hex | 254716d |
39088493 has 2 divisors, whose sum is σ = 39088494. Its totient is φ = 39088492.
The previous prime is 39088471. The next prime is 39088499. The reversal of 39088493 is 39488093.
39088493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 34128964 + 4959529 = 5842^2 + 2227^2 .
It is a cyclic number.
It is not a de Polignac number, because 39088493 - 210 = 39087469 is a prime.
It is a super-2 number, since 2×390884932 = 3055820570022098, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (39088499) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19544246 + 19544247.
It is an arithmetic number, because the mean of its divisors is an integer number (19544247).
Almost surely, 239088493 is an apocalyptic number.
It is an amenable number.
39088493 is a deficient number, since it is larger than the sum of its proper divisors (1).
39088493 is an equidigital number, since it uses as much as digits as its factorization.
39088493 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 186624, while the sum is 44.
The square root of 39088493 is about 6252.0790941894. The cubic root of 39088493 is about 339.3774449684.
The spelling of 39088493 in words is "thirty-nine million, eighty-eight thousand, four hundred ninety-three".
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