Base | Representation |
---|---|
bin | 1001010010111… |
… | …1000111001011 |
3 | 2201100220121120 |
4 | 2110233013023 |
5 | 34440142113 |
6 | 3511410323 |
7 | 652261203 |
oct | 224570713 |
9 | 81326546 |
10 | 38990283 |
11 | 20010a82 |
12 | 110839a3 |
13 | 8102097 |
14 | 526d403 |
15 | 3652a23 |
hex | 252f1cb |
38990283 has 4 divisors (see below), whose sum is σ = 51987048. Its totient is φ = 25993520.
The previous prime is 38990279. The next prime is 38990291. The reversal of 38990283 is 38209983.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 38990283 - 22 = 38990279 is a prime.
It is not an unprimeable number, because it can be changed into a prime (38990233) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6498378 + ... + 6498383.
It is an arithmetic number, because the mean of its divisors is an integer number (12996762).
Almost surely, 238990283 is an apocalyptic number.
38990283 is a deficient number, since it is larger than the sum of its proper divisors (12996765).
38990283 is a wasteful number, since it uses less digits than its factorization.
38990283 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12996764.
The product of its (nonzero) digits is 93312, while the sum is 42.
The square root of 38990283 is about 6244.2199672978. The cubic root of 38990283 is about 339.0929775162.
The spelling of 38990283 in words is "thirty-eight million, nine hundred ninety thousand, two hundred eighty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •