Base | Representation |
---|---|
bin | 1001000101000… |
… | …0111110110111 |
3 | 2122122200112122 |
4 | 2101100332313 |
5 | 34222033224 |
6 | 3440110155 |
7 | 641451455 |
oct | 221207667 |
9 | 78580478 |
10 | 38080439 |
11 | 1a54a441 |
12 | 1090535b |
13 | 7b73c07 |
14 | 50b39d5 |
15 | 352315e |
hex | 2450fb7 |
38080439 has 8 divisors (see below), whose sum is σ = 38581920. Its totient is φ = 37581696.
The previous prime is 38080417. The next prime is 38080453. The reversal of 38080439 is 93408083.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-38080439 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 38080399 and 38080408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38080489) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46667 + ... + 47475.
It is an arithmetic number, because the mean of its divisors is an integer number (4822740).
Almost surely, 238080439 is an apocalyptic number.
38080439 is a deficient number, since it is larger than the sum of its proper divisors (501481).
38080439 is a wasteful number, since it uses less digits than its factorization.
38080439 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1369.
The product of its (nonzero) digits is 20736, while the sum is 35.
The square root of 38080439 is about 6170.9350182934. The cubic root of 38080439 is about 336.4345962450.
The spelling of 38080439 in words is "thirty-eight million, eighty thousand, four hundred thirty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •