Base | Representation |
---|---|
bin | 1001010001110… |
… | …0010100110101 |
3 | 2201020000001120 |
4 | 2110130110311 |
5 | 34430211313 |
6 | 3510014153 |
7 | 651520644 |
oct | 224342465 |
9 | 81200046 |
10 | 38913333 |
11 | 1aa69188 |
12 | 11047359 |
13 | 80a6054 |
14 | 524d35b |
15 | 3639d23 |
hex | 251c535 |
38913333 has 4 divisors (see below), whose sum is σ = 51884448. Its totient is φ = 25942220.
The previous prime is 38913319. The next prime is 38913337. The reversal of 38913333 is 33331983.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 38913333 - 24 = 38913317 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 38913294 and 38913303.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38913337) 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, 6485553 + ... + 6485558.
It is an arithmetic number, because the mean of its divisors is an integer number (12971112).
Almost surely, 238913333 is an apocalyptic number.
It is an amenable number.
38913333 is a deficient number, since it is larger than the sum of its proper divisors (12971115).
38913333 is a wasteful number, since it uses less digits than its factorization.
38913333 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12971114.
The product of its digits is 17496, while the sum is 33.
The square root of 38913333 is about 6238.0552257895. The cubic root of 38913333 is about 338.8697561814.
The spelling of 38913333 in words is "thirty-eight million, nine hundred thirteen thousand, three hundred thirty-three".
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