Base | Representation |
---|---|
bin | 1001001000101… |
… | …0100110010111 |
3 | 2200002200021101 |
4 | 2102022212113 |
5 | 34302111224 |
6 | 3445130531 |
7 | 643453510 |
oct | 222124627 |
9 | 80080241 |
10 | 38316439 |
11 | 1a6a0787 |
12 | 109b9a47 |
13 | 7c27465 |
14 | 5135a07 |
15 | 356d044 |
hex | 248a997 |
38316439 has 8 divisors (see below), whose sum is σ = 43828128. Its totient is φ = 32814240.
The previous prime is 38316431. The next prime is 38316457. The reversal of 38316439 is 93461383.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 38316439 - 23 = 38316431 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 38316398 and 38316407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38316431) 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, 12609 + ... + 15349.
It is an arithmetic number, because the mean of its divisors is an integer number (5478516).
Almost surely, 238316439 is an apocalyptic number.
38316439 is a deficient number, since it is larger than the sum of its proper divisors (5511689).
38316439 is a wasteful number, since it uses less digits than its factorization.
38316439 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4745.
The product of its digits is 46656, while the sum is 37.
The square root of 38316439 is about 6190.0273828150. The cubic root of 38316439 is about 337.1281728550.
The spelling of 38316439 in words is "thirty-eight million, three hundred sixteen thousand, four hundred thirty-nine".
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