Base | Representation |
---|---|
bin | 1010001110000… |
… | …1001000111010 |
3 | 2222122210000101 |
4 | 2203201020322 |
5 | 41433141320 |
6 | 4130430014 |
7 | 1030230313 |
oct | 243411072 |
9 | 88583011 |
10 | 42865210 |
11 | 222182a3 |
12 | 1243230a |
13 | 8b5aa3b |
14 | 599b60a |
15 | 3b6ac0a |
hex | 28e123a |
42865210 has 16 divisors (see below), whose sum is σ = 77262336. Its totient is φ = 17122768.
The previous prime is 42865187. The next prime is 42865217. The reversal of 42865210 is 1256824.
It is a super-3 number, since 3×428652103 (a number of 24 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (42865217) 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 7 ways as a sum of consecutive naturals, for example, 6147 + ... + 11113.
It is an arithmetic number, because the mean of its divisors is an integer number (4828896).
Almost surely, 242865210 is an apocalyptic number.
42865210 is a deficient number, since it is larger than the sum of its proper divisors (34397126).
42865210 is a wasteful number, since it uses less digits than its factorization.
42865210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5837.
The product of its (nonzero) digits is 3840, while the sum is 28.
The square root of 42865210 is about 6547.1528163011. The cubic root of 42865210 is about 349.9733585164.
The spelling of 42865210 in words is "forty-two million, eight hundred sixty-five thousand, two hundred ten".
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