Base | Representation |
---|---|
bin | 1110100100011… |
… | …11011010100011 |
3 | 22111222112101202 |
4 | 13102033122203 |
5 | 222242102433 |
6 | 20043351415 |
7 | 3012605033 |
oct | 722173243 |
9 | 274875352 |
10 | 122222243 |
11 | 62a9a420 |
12 | 34b2256b |
13 | 1c424570 |
14 | 123378c3 |
15 | aae3ee8 |
hex | 748f6a3 |
122222243 has 32 divisors (see below), whose sum is σ = 150528000. Its totient is φ = 97718400.
The previous prime is 122222239. The next prime is 122222249. The reversal of 122222243 is 342222221.
It is not a de Polignac number, because 122222243 - 22 = 122222239 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122222249) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 350033 + ... + 350381.
It is an arithmetic number, because the mean of its divisors is an integer number (4704000).
Almost surely, 2122222243 is an apocalyptic number.
122222243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
122222243 is a deficient number, since it is larger than the sum of its proper divisors (28305757).
122222243 is a wasteful number, since it uses less digits than its factorization.
122222243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 483.
The product of its digits is 768, while the sum is 20.
The square root of 122222243 is about 11055.4169075617. The cubic root of 122222243 is about 496.2685457732.
Adding to 122222243 its reverse (342222221), we get a palindrome (464444464).
The spelling of 122222243 in words is "one hundred twenty-two million, two hundred twenty-two thousand, two hundred forty-three".
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