Base | Representation |
---|---|
bin | 1010000010001… |
… | …0001001000111 |
3 | 2221012000212110 |
4 | 2200202021013 |
5 | 41233123022 |
6 | 4101552103 |
7 | 1020461430 |
oct | 240421107 |
9 | 87160773 |
10 | 42082887 |
11 | 21833550 |
12 | 12115633 |
13 | 8945922 |
14 | 5836487 |
15 | 3a6400c |
hex | 2822247 |
42082887 has 16 divisors (see below), whose sum is σ = 69956352. Its totient is φ = 21861120.
The previous prime is 42082883. The next prime is 42082889. The reversal of 42082887 is 78828024.
It is not a de Polignac number, because 42082887 - 22 = 42082883 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42082883) 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, 90858 + ... + 91319.
It is an arithmetic number, because the mean of its divisors is an integer number (4372272).
Almost surely, 242082887 is an apocalyptic number.
42082887 is a deficient number, since it is larger than the sum of its proper divisors (27873465).
42082887 is a wasteful number, since it uses less digits than its factorization.
42082887 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 182198.
The product of its (nonzero) digits is 57344, while the sum is 39.
The square root of 42082887 is about 6487.1324173320. The cubic root of 42082887 is about 347.8311788496.
The spelling of 42082887 in words is "forty-two million, eighty-two thousand, eight hundred eighty-seven".
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