Base | Representation |
---|---|
bin | 1000101011110011… |
… | …1100011100010101 |
3 | 20000110121212010201 |
4 | 2022330330130111 |
5 | 14233243411041 |
6 | 1023154220501 |
7 | 111525100546 |
oct | 21274743425 |
9 | 6013555121 |
10 | 2331232021 |
11 | a96a13138 |
12 | 550884731 |
13 | 2b1c8bb41 |
14 | 18187c4cd |
15 | d99e0631 |
hex | 8af3c715 |
2331232021 has 8 divisors (see below), whose sum is σ = 2339020800. Its totient is φ = 2323455120.
The previous prime is 2331231979. The next prime is 2331232061. The reversal of 2331232021 is 1202321332.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2331232021 - 27 = 2331231893 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2331232021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2331232061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 549135 + ... + 553363.
It is an arithmetic number, because the mean of its divisors is an integer number (292377600).
Almost surely, 22331232021 is an apocalyptic number.
It is an amenable number.
2331232021 is a deficient number, since it is larger than the sum of its proper divisors (7788779).
2331232021 is a wasteful number, since it uses less digits than its factorization.
2331232021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5939.
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 2331232021 is about 48282.8336057444. The cubic root of 2331232021 is about 1325.9541286711.
Adding to 2331232021 its reverse (1202321332), we get a palindrome (3533553353).
The spelling of 2331232021 in words is "two billion, three hundred thirty-one million, two hundred thirty-two thousand, twenty-one".
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