Base | Representation |
---|---|
bin | 11110001100011000… |
… | …100100000000000111 |
3 | 10002200101222200001001 |
4 | 132030120210000013 |
5 | 1012344011121411 |
6 | 22521001314131 |
7 | 2225253424264 |
oct | 361430440007 |
9 | 102611880031 |
10 | 32420020231 |
11 | 12827290055 |
12 | 6349495947 |
13 | 3098870431 |
14 | 17d79da26b |
15 | c9b306dc1 |
hex | 78c624007 |
32420020231 has 8 divisors (see below), whose sum is σ = 34743900384. Its totient is φ = 30172332960.
The previous prime is 32420020229. The next prime is 32420020319. The reversal of 32420020231 is 13202002423.
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 32420020231 - 21 = 32420020229 is a prime.
It is a super-2 number, since 2×324200202312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 32420020199 and 32420020208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32420020931) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19047340 + ... + 19049041.
It is an arithmetic number, because the mean of its divisors is an integer number (4342987548).
Almost surely, 232420020231 is an apocalyptic number.
32420020231 is a deficient number, since it is larger than the sum of its proper divisors (2323880153).
32420020231 is a wasteful number, since it uses less digits than its factorization.
32420020231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38096441.
The product of its (nonzero) digits is 576, while the sum is 19.
Adding to 32420020231 its reverse (13202002423), we get a palindrome (45622022654).
The spelling of 32420020231 in words is "thirty-two billion, four hundred twenty million, twenty thousand, two hundred thirty-one".
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