Base | Representation |
---|---|
bin | 10000011100101111011111 |
3 | 22010001222212 |
4 | 100130233133 |
5 | 2100441111 |
6 | 232231035 |
7 | 51436343 |
oct | 20345737 |
9 | 8101885 |
10 | 4312031 |
11 | 2485769 |
12 | 153b47b |
13 | b7c8c9 |
14 | 803623 |
15 | 5a298b |
hex | 41cbdf |
4312031 has 8 divisors (see below), whose sum is σ = 4577280. Its totient is φ = 4050648.
The previous prime is 4312019. The next prime is 4312051. The reversal of 4312031 is 1302134.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 4312031 - 210 = 4311007 is a prime.
It is a super-2 number, since 2×43120312 = 37187222689922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 4311997 and 4312015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4312051) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1520 + ... + 3306.
It is an arithmetic number, because the mean of its divisors is an integer number (572160).
Almost surely, 24312031 is an apocalyptic number.
4312031 is a deficient number, since it is larger than the sum of its proper divisors (265249).
4312031 is a wasteful number, since it uses less digits than its factorization.
4312031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1933.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 4312031 is about 2076.5430407290. The cubic root of 4312031 is about 162.7648509379.
Adding to 4312031 its reverse (1302134), we get a palindrome (5614165).
The spelling of 4312031 in words is "four million, three hundred twelve thousand, thirty-one".
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