Base | Representation |
---|---|
bin | 11100001001010100… |
… | …110110011111111010 |
3 | 2220000011120122210102 |
4 | 130021110312133322 |
5 | 443343113411442 |
6 | 21514453515402 |
7 | 2116624143314 |
oct | 341124663772 |
9 | 86004518712 |
10 | 30221232122 |
11 | 118a9108aa4 |
12 | 5a35042b62 |
13 | 2b08174593 |
14 | 16699967b4 |
15 | bbd279232 |
hex | 7095367fa |
30221232122 has 16 divisors (see below), whose sum is σ = 48008814912. Its totient is φ = 14237905440.
The previous prime is 30221232101. The next prime is 30221232127. The reversal of 30221232122 is 22123212203.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 30221232094 and 30221232103.
It is not an unprimeable number, because it can be changed into a prime (30221232127) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4899779 + ... + 4905942.
It is an arithmetic number, because the mean of its divisors is an integer number (3000550932).
Almost surely, 230221232122 is an apocalyptic number.
30221232122 is a deficient number, since it is larger than the sum of its proper divisors (17787582790).
30221232122 is a wasteful number, since it uses less digits than its factorization.
30221232122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9805813.
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 30221232122 its reverse (22123212203), we get a palindrome (52344444325).
The spelling of 30221232122 in words is "thirty billion, two hundred twenty-one million, two hundred thirty-two thousand, one hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •