Base | Representation |
---|---|
bin | 111101011100011000111 |
3 | 10210021211202 |
4 | 13223203013 |
5 | 1003412013 |
6 | 111053115 |
7 | 23053631 |
oct | 7534307 |
9 | 3707752 |
10 | 2013383 |
11 | 1155759 |
12 | 81119b |
13 | 556568 |
14 | 3a5a51 |
15 | 29b858 |
hex | 1eb8c7 |
2013383 has 4 divisors (see below), whose sum is σ = 2082840. Its totient is φ = 1943928.
The previous prime is 2013377. The next prime is 2013391. The reversal of 2013383 is 3833102.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 2013383 - 24 = 2013367 is a prime.
It is a super-2 number, since 2×20133832 = 8107422209378, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2013313) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34685 + ... + 34742.
It is an arithmetic number, because the mean of its divisors is an integer number (520710).
22013383 is an apocalyptic number.
2013383 is a deficient number, since it is larger than the sum of its proper divisors (69457).
2013383 is an equidigital number, since it uses as much as digits as its factorization.
2013383 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69456.
The product of its (nonzero) digits is 432, while the sum is 20.
The square root of 2013383 is about 1418.9372783883. The cubic root of 2013383 is about 126.2725058724.
Adding to 2013383 its reverse (3833102), we get a palindrome (5846485).
The spelling of 2013383 in words is "two million, thirteen thousand, three hundred eighty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •