Base | Representation |
---|---|
bin | 1111010001100110000111 |
3 | 21112102202212 |
4 | 33101212013 |
5 | 2011113411 |
6 | 221454035 |
7 | 46015100 |
oct | 17214607 |
9 | 7472685 |
10 | 4004231 |
11 | 2295490 |
12 | 141131b |
13 | aa278a |
14 | 7633a7 |
15 | 54168b |
hex | 3d1987 |
4004231 has 48 divisors (see below), whose sum is σ = 5909760. Its totient is φ = 2661120.
The previous prime is 4004227. The next prime is 4004237. The reversal of 4004231 is 1324004.
It is not a de Polignac number, because 4004231 - 22 = 4004227 is a prime.
It is a super-2 number, since 2×40042312 = 32067731802722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4004237) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 174086 + ... + 174108.
It is an arithmetic number, because the mean of its divisors is an integer number (123120).
Almost surely, 24004231 is an apocalyptic number.
4004231 is a deficient number, since it is larger than the sum of its proper divisors (1905529).
4004231 is a wasteful number, since it uses less digits than its factorization.
4004231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84 (or 77 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 4004231 is about 2001.0574704391. The cubic root of 4004231 is about 158.7960545901.
Adding to 4004231 its reverse (1324004), we get a palindrome (5328235).
The spelling of 4004231 in words is "four million, four thousand, two hundred thirty-one".
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