Base | Representation |
---|---|
bin | 11100010101010011… |
… | …111100001111111000 |
3 | 2220112011221222200001 |
4 | 130111103330033320 |
5 | 444301103220440 |
6 | 21550435522344 |
7 | 2124615311563 |
oct | 342523741770 |
9 | 86464858601 |
10 | 30422320120 |
11 | 119a1674425 |
12 | 5a904593b4 |
13 | 2b3aa1cb6a |
14 | 168857d4da |
15 | bd0c4ab9a |
hex | 7154fc3f8 |
30422320120 has 32 divisors (see below), whose sum is σ = 69741738720. Its totient is φ = 11939324800.
The previous prime is 30422320111. The next prime is 30422320151. The reversal of 30422320120 is 2102322403.
It is a super-2 number, since 2×304223201202 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
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, 7172956 + ... + 7177195.
It is an arithmetic number, because the mean of its divisors is an integer number (2179429335).
Almost surely, 230422320120 is an apocalyptic number.
It is an amenable number.
30422320120 is an abundant number, since it is smaller than the sum of its proper divisors (39319418600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30422320120 is a wasteful number, since it uses less digits than its factorization.
30422320120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14350215 (or 14350211 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 19.
Adding to 30422320120 its reverse (2102322403), we get a palindrome (32524642523).
The spelling of 30422320120 in words is "thirty billion, four hundred twenty-two million, three hundred twenty thousand, one hundred twenty".
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