Base | Representation |
---|---|
bin | 1010001100100… |
… | …0001110110001 |
3 | 2222110121001200 |
4 | 2203020032301 |
5 | 41421410220 |
6 | 4124321413 |
7 | 1026324003 |
oct | 243101661 |
9 | 88417050 |
10 | 42763185 |
11 | 22158683 |
12 | 123a3269 |
13 | 8b2347a |
14 | 5972373 |
15 | 3b4a890 |
hex | 28c83b1 |
42763185 has 24 divisors (see below), whose sum is σ = 75703680. Its totient is φ = 22320672.
The previous prime is 42763183. The next prime is 42763261. The reversal of 42763185 is 58136724.
It is not a de Polignac number, because 42763185 - 21 = 42763183 is a prime.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (42763183) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7995 + ... + 12224.
It is an arithmetic number, because the mean of its divisors is an integer number (3154320).
Almost surely, 242763185 is an apocalyptic number.
42763185 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
42763185 is a deficient number, since it is larger than the sum of its proper divisors (32940495).
42763185 is a wasteful number, since it uses less digits than its factorization.
42763185 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20277 (or 20274 counting only the distinct ones).
The product of its digits is 40320, while the sum is 36.
The square root of 42763185 is about 6539.3566197295. The cubic root of 42763185 is about 349.6954766178.
It can be divided in two parts, 427631 and 85, that added together give a square (427716 = 6542).
The spelling of 42763185 in words is "forty-two million, seven hundred sixty-three thousand, one hundred eighty-five".
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