Base | Representation |
---|---|
bin | 1100011001101… |
… | …10001111111111 |
3 | 21020202100000120 |
4 | 12030312033333 |
5 | 203112444411 |
6 | 14153430023 |
7 | 2402152023 |
oct | 614661777 |
9 | 236670016 |
10 | 104031231 |
11 | 537a5227 |
12 | 2aa0b313 |
13 | 18725655 |
14 | db60383 |
15 | 91ee106 |
hex | 63363ff |
104031231 has 8 divisors (see below), whose sum is σ = 144739200. Its totient is φ = 66338712.
The previous prime is 104031223. The next prime is 104031253. The reversal of 104031231 is 132130401.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 104031231 - 23 = 104031223 is a prime.
It is a super-2 number, since 2×1040312312 = 21644994046750722, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 104031231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (104031131) 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, 753781 + ... + 753918.
It is an arithmetic number, because the mean of its divisors is an integer number (18092400).
Almost surely, 2104031231 is an apocalyptic number.
104031231 is a deficient number, since it is larger than the sum of its proper divisors (40707969).
104031231 is a wasteful number, since it uses less digits than its factorization.
104031231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1507725.
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 104031231 is about 10199.5701380009. The cubic root of 104031231 is about 470.3140062519.
Adding to 104031231 its reverse (132130401), we get a palindrome (236161632).
The spelling of 104031231 in words is "one hundred four million, thirty-one thousand, two hundred thirty-one".
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