Base | Representation |
---|---|
bin | 1110100100101… |
… | …00010110011010 |
3 | 22112000120010110 |
4 | 13102110112122 |
5 | 222243224313 |
6 | 20044025150 |
7 | 3013021002 |
oct | 722242632 |
9 | 275016113 |
10 | 122242458 |
11 | 63003628 |
12 | 34b321b6 |
13 | 1c430820 |
14 | 12341002 |
15 | aae9ec3 |
hex | 749459a |
122242458 has 32 divisors (see below), whose sum is σ = 263894400. Its totient is φ = 37526976.
The previous prime is 122242457. The next prime is 122242469. The reversal of 122242458 is 854242221.
It is not an unprimeable number, because it can be changed into a prime (122242457) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38163 + ... + 41241.
It is an arithmetic number, because the mean of its divisors is an integer number (8246700).
Almost surely, 2122242458 is an apocalyptic number.
122242458 is an abundant number, since it is smaller than the sum of its proper divisors (141651942).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122242458 is a wasteful number, since it uses less digits than its factorization.
122242458 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3606.
The product of its digits is 10240, while the sum is 30.
The square root of 122242458 is about 11056.3311274581. The cubic root of 122242458 is about 496.2959044475.
Adding to 122242458 its reverse (854242221), we get a palindrome (976484679).
The spelling of 122242458 in words is "one hundred twenty-two million, two hundred forty-two thousand, four hundred fifty-eight".
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