Base | Representation |
---|---|
bin | 10111011011100111101100 |
3 | 102120001211221 |
4 | 113123213230 |
5 | 3033024234 |
6 | 335353124 |
7 | 103132000 |
oct | 27334754 |
9 | 12501757 |
10 | 6142444 |
11 | 3515a00 |
12 | 20827a4 |
13 | 1370aa9 |
14 | b5c700 |
15 | 814eb4 |
hex | 5db9ec |
6142444 has 72 divisors (see below), whose sum is σ = 14151200. Its totient is φ = 2328480.
The previous prime is 6142441. The next prime is 6142463. The reversal of 6142444 is 4442416.
It is not an unprimeable number, because it can be changed into a prime (6142441) 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, 165994 + ... + 166030.
Almost surely, 26142444 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6142444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7075600).
6142444 is an abundant number, since it is smaller than the sum of its proper divisors (8008756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6142444 is a wasteful number, since it uses less digits than its factorization.
6142444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84 (or 57 counting only the distinct ones).
The product of its digits is 3072, while the sum is 25.
The square root of 6142444 is about 2478.3954486724. The cubic root of 6142444 is about 183.1388159114.
The spelling of 6142444 in words is "six million, one hundred forty-two thousand, four hundred forty-four".
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