Base | Representation |
---|---|
bin | 111111111001011… |
… | …0010101110000111 |
3 | 12112102100120102101 |
4 | 1333302302232013 |
5 | 13342332141013 |
6 | 552425452531 |
7 | 104062611130 |
oct | 17762625607 |
9 | 5472316371 |
10 | 2144021383 |
11 | a00275aa9 |
12 | 4ba041147 |
13 | 282261c0a |
14 | 164a68c87 |
15 | c83608dd |
hex | 7fcb2b87 |
2144021383 has 16 divisors (see below), whose sum is σ = 2559545856. Its totient is φ = 1755974880.
The previous prime is 2144021377. The next prime is 2144021393. The reversal of 2144021383 is 3831204412.
It is a cyclic number.
It is not a de Polignac number, because 2144021383 - 225 = 2110466951 is a prime.
It is a super-2 number, since 2×21440213832 = 9193655381522465378, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2144021333) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157860 + ... + 170902.
It is an arithmetic number, because the mean of its divisors is an integer number (159971616).
Almost surely, 22144021383 is an apocalyptic number.
2144021383 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
2144021383 is a deficient number, since it is larger than the sum of its proper divisors (415524473).
2144021383 is a wasteful number, since it uses less digits than its factorization.
2144021383 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14094.
The product of its (nonzero) digits is 4608, while the sum is 28.
The square root of 2144021383 is about 46303.5785118170. The cubic root of 2144021383 is about 1289.4654322158.
Adding to 2144021383 its reverse (3831204412), we get a palindrome (5975225795).
The spelling of 2144021383 in words is "two billion, one hundred forty-four million, twenty-one thousand, three hundred eighty-three".
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