Base | Representation |
---|---|
bin | 111110111110100… |
… | …1110101111000111 |
3 | 12110021100211202002 |
4 | 1331331032233013 |
5 | 13311440000033 |
6 | 545405135515 |
7 | 103236634052 |
oct | 17575165707 |
9 | 5407324662 |
10 | 2113203143 |
11 | 994936887 |
12 | 4ab85a59b |
13 | 278a6167c |
14 | 160925a99 |
15 | c57c43e8 |
hex | 7df4ebc7 |
2113203143 has 8 divisors (see below), whose sum is σ = 2158833600. Its totient is φ = 2067600640.
The previous prime is 2113203107. The next prime is 2113203149. The reversal of 2113203143 is 3413023112.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2113203143 - 214 = 2113186759 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2113203149) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234383 + ... + 243231.
It is an arithmetic number, because the mean of its divisors is an integer number (269854200).
Almost surely, 22113203143 is an apocalyptic number.
2113203143 is a deficient number, since it is larger than the sum of its proper divisors (45630457).
2113203143 is an equidigital number, since it uses as much as digits as its factorization.
2113203143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13977.
The product of its (nonzero) digits is 432, while the sum is 20.
The square root of 2113203143 is about 45969.5893281635. The cubic root of 2113203143 is about 1283.2573172193.
Adding to 2113203143 its reverse (3413023112), we get a palindrome (5526226255).
The spelling of 2113203143 in words is "two billion, one hundred thirteen million, two hundred three thousand, one hundred forty-three".
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