Base | Representation |
---|---|
bin | 11000100100110001000111 |
3 | 110010021211122 |
4 | 120210301013 |
5 | 3122121210 |
6 | 350024155 |
7 | 105520334 |
oct | 30446107 |
9 | 13107748 |
10 | 6442055 |
11 | 3700014 |
12 | 21a805b |
13 | 1447289 |
14 | bd998b |
15 | 873b55 |
hex | 624c47 |
6442055 has 16 divisors (see below), whose sum is σ = 8017920. Its totient is φ = 4965792.
The previous prime is 6442049. The next prime is 6442057. The reversal of 6442055 is 5502446.
It is a cyclic number.
It is not a de Polignac number, because 6442055 - 24 = 6442039 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6442057) 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, 18392 + ... + 18738.
It is an arithmetic number, because the mean of its divisors is an integer number (501120).
Almost surely, 26442055 is an apocalyptic number.
6442055 is a deficient number, since it is larger than the sum of its proper divisors (1575865).
6442055 is a wasteful number, since it uses less digits than its factorization.
6442055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 478.
The product of its (nonzero) digits is 4800, while the sum is 26.
The square root of 6442055 is about 2538.1203675161. The cubic root of 6442055 is about 186.0693366963.
The spelling of 6442055 in words is "six million, four hundred forty-two thousand, fifty-five".
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