Base | Representation |
---|---|
bin | 11001001001110… |
… | …101101000001000 |
3 | 1002102002022000000 |
4 | 121021311220020 |
5 | 1331013244402 |
6 | 105513043000 |
7 | 13313006652 |
oct | 3111655010 |
9 | 1072068000 |
10 | 422009352 |
11 | 1a7238966 |
12 | b93b6460 |
13 | 6957949b |
14 | 400936d2 |
15 | 270aec1c |
hex | 19275a08 |
422009352 has 84 divisors (see below), whose sum is σ = 1190785245. Its totient is φ = 140146848.
The previous prime is 422009339. The next prime is 422009369. The reversal of 422009352 is 253900224.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 2 ways, for example, as 315630756 + 106378596 = 17766^2 + 10314^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=14526.
It is a super-3 number, since 3×4220093523 (a number of 27 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 1568674 + ... + 1568942.
Almost surely, 2422009352 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 422009352
422009352 is an abundant number, since it is smaller than the sum of its proper divisors (768775893).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
422009352 is an frugal number, since it uses more digits than its factorization.
422009352 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 562 (or 274 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 27.
The square root of 422009352 is about 20542.8662070316. The cubic root of 422009352 is about 750.0796075499.
Adding to 422009352 its reverse (253900224), we get a palindrome (675909576).
The spelling of 422009352 in words is "four hundred twenty-two million, nine thousand, three hundred fifty-two".
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