Base | Representation |
---|---|
bin | 111001010000… |
… | …1001000011010 |
3 | 2002111011212101 |
4 | 1302201020122 |
5 | 30141120442 |
6 | 2551234014 |
7 | 513111136 |
oct | 162411032 |
9 | 62434771 |
10 | 30020122 |
11 | 15a44620 |
12 | a07890a |
13 | 62b11b2 |
14 | 3db63c6 |
15 | 297ecb7 |
hex | 1ca121a |
30020122 has 16 divisors (see below), whose sum is σ = 50170752. Its totient is φ = 13354720.
The previous prime is 30020119. The next prime is 30020173. The reversal of 30020122 is 22102003.
It is a junction number, because it is equal to n+sod(n) for n = 30020099 and 30020108.
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, 13483 + ... + 15550.
It is an arithmetic number, because the mean of its divisors is an integer number (3135672).
Almost surely, 230020122 is an apocalyptic number.
30020122 is a deficient number, since it is larger than the sum of its proper divisors (20150630).
30020122 is a wasteful number, since it uses less digits than its factorization.
30020122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29093.
The product of its (nonzero) digits is 24, while the sum is 10.
The square root of 30020122 is about 5479.0621460246. The cubic root of 30020122 is about 310.7927058829.
Adding to 30020122 its reverse (22102003), we get a palindrome (52122125).
The spelling of 30020122 in words is "thirty million, twenty thousand, one hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •