Base | Representation |
---|---|
bin | 10011101111000… |
… | …101111001001101 |
3 | 212002001020021220 |
4 | 103233011321031 |
5 | 1134231041023 |
6 | 52504513553 |
7 | 11130256101 |
oct | 2357057115 |
9 | 762036256 |
10 | 331112013 |
11 | 15a9a43a1 |
12 | 92a7b8b9 |
13 | 537a1c8b |
14 | 31d91901 |
15 | 1e1073e3 |
hex | 13bc5e4d |
331112013 has 8 divisors (see below), whose sum is σ = 447530688. Its totient is φ = 217717344.
The previous prime is 331112011. The next prime is 331112029. The reversal of 331112013 is 310211133.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 331112013 - 21 = 331112011 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 331111983 and 331112001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (331112011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 755745 + ... + 756182.
It is an arithmetic number, because the mean of its divisors is an integer number (55941336).
Almost surely, 2331112013 is an apocalyptic number.
It is an amenable number.
331112013 is a deficient number, since it is larger than the sum of its proper divisors (116418675).
331112013 is a wasteful number, since it uses less digits than its factorization.
331112013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1512003.
The product of its (nonzero) digits is 54, while the sum is 15.
The square root of 331112013 is about 18196.4835339139. The cubic root of 331112013 is about 691.8176629034.
Adding to 331112013 its reverse (310211133), we get a palindrome (641323146).
It can be divided in two parts, 3311120 and 13, that added together give a palindrome (3311133).
The spelling of 331112013 in words is "three hundred thirty-one million, one hundred twelve thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •