Base | Representation |
---|---|
bin | 10011100001111… |
… | …01101010100001 |
3 | 102102021110002211 |
4 | 21300331222201 |
5 | 313420033213 |
6 | 24131242121 |
7 | 4026351514 |
oct | 1160755241 |
9 | 372243084 |
10 | 163830433 |
11 | 84529258 |
12 | 46a49341 |
13 | 27c320b0 |
14 | 17a88d7b |
15 | e5b253d |
hex | 9c3daa1 |
163830433 has 8 divisors (see below), whose sum is σ = 179424000. Its totient is φ = 148664208.
The previous prime is 163830421. The next prime is 163830439. The reversal of 163830433 is 334038361.
163830433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-163830433 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 163830395 and 163830404.
It is not an unprimeable number, because it can be changed into a prime (163830439) 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, 106033 + ... + 107566.
It is an arithmetic number, because the mean of its divisors is an integer number (22428000).
Almost surely, 2163830433 is an apocalyptic number.
163830433 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
163830433 is a deficient number, since it is larger than the sum of its proper divisors (15593567).
163830433 is a wasteful number, since it uses less digits than its factorization.
163830433 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 213671.
The product of its (nonzero) digits is 15552, while the sum is 31.
The square root of 163830433 is about 12799.6262836069. The cubic root of 163830433 is about 547.1816521173.
Adding to 163830433 its reverse (334038361), we get a palindrome (497868794).
The spelling of 163830433 in words is "one hundred sixty-three million, eight hundred thirty thousand, four hundred thirty-three".
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