Base | Representation |
---|---|
bin | 111110101011001… |
… | …0110111110111111 |
3 | 12102120012010220220 |
4 | 1331112112332333 |
5 | 13301332411221 |
6 | 544402512423 |
7 | 103054214100 |
oct | 17526267677 |
9 | 5376163826 |
10 | 2103013311 |
11 | 98a107033 |
12 | 4a8365713 |
13 | 276904599 |
14 | 15d4323a7 |
15 | c49600c6 |
hex | 7d596fbf |
2103013311 has 24 divisors (see below), whose sum is σ = 3268997424. Its totient is φ = 1199076480.
The previous prime is 2103013291. The next prime is 2103013313. The reversal of 2103013311 is 1133103012.
It is not a de Polignac number, because 2103013311 - 215 = 2102980543 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2103013313) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52251 + ... + 83283.
It is an arithmetic number, because the mean of its divisors is an integer number (136208226).
Almost surely, 22103013311 is an apocalyptic number.
2103013311 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
2103013311 is a deficient number, since it is larger than the sum of its proper divisors (1165984113).
2103013311 is a wasteful number, since it uses less digits than its factorization.
2103013311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31511 (or 31504 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 15.
The square root of 2103013311 is about 45858.6230822514. The cubic root of 2103013311 is about 1281.1913775407.
Adding to 2103013311 its reverse (1133103012), we get a palindrome (3236116323).
The spelling of 2103013311 in words is "two billion, one hundred three million, thirteen thousand, three hundred eleven".
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