Base | Representation |
---|---|
bin | 1010000100010… |
… | …0001100100100 |
3 | 2221110010012120 |
4 | 2201010030210 |
5 | 41302103442 |
6 | 4104545540 |
7 | 1021612203 |
oct | 241041444 |
9 | 87403176 |
10 | 42222372 |
11 | 21919325 |
12 | 121822b0 |
13 | 899426a |
14 | 587123a |
15 | 3a904ec |
hex | 2844324 |
42222372 has 24 divisors (see below), whose sum is σ = 101697792. Its totient is φ = 13620000.
The previous prime is 42222353. The next prime is 42222391. The reversal of 42222372 is 27322224.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (42222353) and next prime (42222391).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56379 + ... + 57122.
It is an arithmetic number, because the mean of its divisors is an integer number (4237408).
Almost surely, 242222372 is an apocalyptic number.
It is an amenable number.
42222372 is an abundant number, since it is smaller than the sum of its proper divisors (59475420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42222372 is a wasteful number, since it uses less digits than its factorization.
42222372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113539 (or 113537 counting only the distinct ones).
The product of its digits is 2688, while the sum is 24.
The square root of 42222372 is about 6497.8744216859. The cubic root of 42222372 is about 348.2150540222.
Adding to 42222372 its reverse (27322224), we get a palindrome (69544596).
The spelling of 42222372 in words is "forty-two million, two hundred twenty-two thousand, three hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.160 sec. • engine limits •