Base | Representation |
---|---|
bin | 1001001100110… |
… | …0011111001001 |
3 | 2200121101110201 |
4 | 2103030133021 |
5 | 34334230223 |
6 | 3455012201 |
7 | 645656353 |
oct | 223143711 |
9 | 80541421 |
10 | 38586313 |
11 | 1a865517 |
12 | 10b0a061 |
13 | 7cc024c |
14 | 51a60d3 |
15 | 35c2ead |
hex | 24cc7c9 |
38586313 has 2 divisors, whose sum is σ = 38586314. Its totient is φ = 38586312.
The previous prime is 38586293. The next prime is 38586319. The reversal of 38586313 is 31368583.
38586313 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., 35081929 + 3504384 = 5923^2 + 1872^2 .
It is an emirp because it is prime and its reverse (31368583) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 38586313 - 221 = 36489161 is a prime.
It is not a weakly prime, because it can be changed into another prime (38586319) 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, 19293156 + 19293157.
It is an arithmetic number, because the mean of its divisors is an integer number (19293157).
Almost surely, 238586313 is an apocalyptic number.
It is an amenable number.
38586313 is a deficient number, since it is larger than the sum of its proper divisors (1).
38586313 is an equidigital number, since it uses as much as digits as its factorization.
38586313 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 51840, while the sum is 37.
The square root of 38586313 is about 6211.7882288436. The cubic root of 38586313 is about 337.9178196153.
The spelling of 38586313 in words is "thirty-eight million, five hundred eighty-six thousand, three hundred thirteen".
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