Base | Representation |
---|---|
bin | 1001001000011… |
… | …1100011110001 |
3 | 2200002001012010 |
4 | 2102013203301 |
5 | 34301211420 |
6 | 3444553133 |
7 | 643402266 |
oct | 222074361 |
9 | 80061163 |
10 | 38303985 |
11 | 1a692395 |
12 | 109b27a9 |
13 | 7c218a5 |
14 | 513126d |
15 | 35694e0 |
hex | 24878f1 |
38303985 has 8 divisors (see below), whose sum is σ = 61286400. Its totient is φ = 20428784.
The previous prime is 38303971. The next prime is 38303989. The reversal of 38303985 is 58930383.
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 38303985 - 27 = 38303857 is a prime.
It is not an unprimeable number, because it can be changed into a prime (38303989) 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, 1276785 + ... + 1276814.
It is an arithmetic number, because the mean of its divisors is an integer number (7660800).
Almost surely, 238303985 is an apocalyptic number.
It is an amenable number.
38303985 is a deficient number, since it is larger than the sum of its proper divisors (22982415).
38303985 is a wasteful number, since it uses less digits than its factorization.
38303985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2553607.
The product of its (nonzero) digits is 77760, while the sum is 39.
The square root of 38303985 is about 6189.0213281261. The cubic root of 38303985 is about 337.0916432840.
The spelling of 38303985 in words is "thirty-eight million, three hundred three thousand, nine hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •