Base | Representation |
---|---|
bin | 1110100100011… |
… | …11011110000100 |
3 | 22111222112201002 |
4 | 13102033132010 |
5 | 222242104333 |
6 | 20043352432 |
7 | 3012605504 |
oct | 722173604 |
9 | 274875632 |
10 | 122222468 |
11 | 62a9a605 |
12 | 34b22718 |
13 | 1c4246b4 |
14 | 12337a04 |
15 | aae40e8 |
hex | 748f784 |
122222468 has 6 divisors (see below), whose sum is σ = 213889326. Its totient is φ = 61111232.
The previous prime is 122222447. The next prime is 122222473. The reversal of 122222468 is 864222221.
It can be written as a sum of positive squares in only one way, i.e., 94322944 + 27899524 = 9712^2 + 5282^2 .
It is a super-2 number, since 2×1222224682 = 29876663368022048, which contains 22 as substring.
It is a plaindrome in base 10.
It is a self number, because there is not a number n which added to its sum of digits gives 122222468.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15277805 + ... + 15277812.
It is an arithmetic number, because the mean of its divisors is an integer number (35648221).
Almost surely, 2122222468 is an apocalyptic number.
It is an amenable number.
122222468 is a deficient number, since it is larger than the sum of its proper divisors (91666858).
122222468 is a wasteful number, since it uses less digits than its factorization.
122222468 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30555621 (or 30555619 counting only the distinct ones).
The product of its digits is 6144, while the sum is 29.
The square root of 122222468 is about 11055.4270835640. The cubic root of 122222468 is about 496.2688503013.
Adding to 122222468 its reverse (864222221), we get a palindrome (986444689).
The spelling of 122222468 in words is "one hundred twenty-two million, two hundred twenty-two thousand, four hundred sixty-eight".
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