Base | Representation |
---|---|
bin | 111110101011011… |
… | …0011110010100111 |
3 | 12102120102010202222 |
4 | 1331112303302213 |
5 | 13301400200203 |
6 | 544405222555 |
7 | 103055215100 |
oct | 17526636247 |
9 | 5376363688 |
10 | 2103131303 |
11 | 98a187749 |
12 | 4a8401a5b |
13 | 2769461c0 |
14 | 15d4633a7 |
15 | c4985038 |
hex | 7d5b3ca7 |
2103131303 has 24 divisors (see below), whose sum is σ = 2655539712. Its totient is φ = 1650849984.
The previous prime is 2103131297. The next prime is 2103131363. The reversal of 2103131303 is 3031313012.
It is not a de Polignac number, because 2103131303 - 214 = 2103114919 is a prime.
It is a super-2 number, since 2×21031313032 = 8846322555316955618, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2103131363) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67901 + ... + 93897.
It is an arithmetic number, because the mean of its divisors is an integer number (110647488).
Almost surely, 22103131303 is an apocalyptic number.
2103131303 is a deficient number, since it is larger than the sum of its proper divisors (552408409).
2103131303 is a wasteful number, since it uses less digits than its factorization.
2103131303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26151 (or 26144 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 17.
The square root of 2103131303 is about 45859.9095398148. The cubic root of 2103131303 is about 1281.2153380018.
Adding to 2103131303 its reverse (3031313012), we get a palindrome (5134444315).
The spelling of 2103131303 in words is "two billion, one hundred three million, one hundred thirty-one thousand, three hundred three".
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