Base | Representation |
---|---|
bin | 11001001011000… |
… | …001100100101110 |
3 | 1002102200002201102 |
4 | 121023001210232 |
5 | 1331103223210 |
6 | 105523443102 |
7 | 13315443620 |
oct | 3113014456 |
9 | 1072602642 |
10 | 422320430 |
11 | 1a7430654 |
12 | b9526492 |
13 | 69657c5c |
14 | 40134c10 |
15 | 27121ea5 |
hex | 192c192e |
422320430 has 64 divisors (see below), whose sum is σ = 898905600. Its totient is φ = 139860864.
The previous prime is 422320421. The next prime is 422320433. The reversal of 422320430 is 34023224.
422320430 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (422320433) 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 31 ways as a sum of consecutive naturals, for example, 247721 + ... + 249419.
It is an arithmetic number, because the mean of its divisors is an integer number (14045400).
Almost surely, 2422320430 is an apocalyptic number.
422320430 is an abundant number, since it is smaller than the sum of its proper divisors (476585170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
422320430 is a wasteful number, since it uses less digits than its factorization.
422320430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1833.
The product of its (nonzero) digits is 1152, while the sum is 20.
The square root of 422320430 is about 20550.4362484109. The cubic root of 422320430 is about 750.2638656742.
Adding to 422320430 its reverse (34023224), we get a palindrome (456343654).
The spelling of 422320430 in words is "four hundred twenty-two million, three hundred twenty thousand, four hundred thirty".
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