Base | Representation |
---|---|
bin | 1000000100101000101111 |
3 | 10222111210200 |
4 | 20010220233 |
5 | 1020204033 |
6 | 113204543 |
7 | 23662341 |
oct | 10045057 |
9 | 3874720 |
10 | 2116143 |
11 | 1215987 |
12 | 860753 |
13 | 591273 |
14 | 3d1291 |
15 | 2bc013 |
hex | 204a2f |
2116143 has 12 divisors (see below), whose sum is σ = 3236688. Its totient is φ = 1327680.
The previous prime is 2116129. The next prime is 2116183. The reversal of 2116143 is 3416112.
It is a happy number.
It is not a de Polignac number, because 2116143 - 220 = 1067567 is a prime.
It is a super-2 number, since 2×21161432 = 8956122392898, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2116123) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6763 + ... + 7068.
It is an arithmetic number, because the mean of its divisors is an integer number (269724).
22116143 is an apocalyptic number.
2116143 is a deficient number, since it is larger than the sum of its proper divisors (1120545).
2116143 is a wasteful number, since it uses less digits than its factorization.
2116143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13854 (or 13851 counting only the distinct ones).
The product of its digits is 144, while the sum is 18.
The square root of 2116143 is about 1454.6968756411. The cubic root of 2116143 is about 128.3852124351.
The spelling of 2116143 in words is "two million, one hundred sixteen thousand, one hundred forty-three".
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