Base | Representation |
---|---|
bin | 1110010100011… |
… | …10101111011011 |
3 | 22101000211212020 |
4 | 13022032233123 |
5 | 221222403311 |
6 | 15530345523 |
7 | 2656010610 |
oct | 712165733 |
9 | 271024766 |
10 | 120122331 |
11 | 6189575a |
12 | 3428b2a3 |
13 | 1bb6a804 |
14 | 11d4c507 |
15 | a82bc06 |
hex | 728ebdb |
120122331 has 16 divisors (see below), whose sum is σ = 185251584. Its totient is φ = 67813344.
The previous prime is 120122311. The next prime is 120122341. The reversal of 120122331 is 133221021.
It is not a de Polignac number, because 120122331 - 27 = 120122203 is a prime.
It is a super-2 number, since 2×1201223312 = 28858748809747122, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 120122331.
It is not an unprimeable number, because it can be changed into a prime (120122311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32716 + ... + 36201.
It is an arithmetic number, because the mean of its divisors is an integer number (11578224).
Almost surely, 2120122331 is an apocalyptic number.
120122331 is a deficient number, since it is larger than the sum of its proper divisors (65129253).
120122331 is an equidigital number, since it uses as much as digits as its factorization.
120122331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69010.
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 120122331 is about 10960.0333484894. The cubic root of 120122331 is about 493.4099658267.
Adding to 120122331 its reverse (133221021), we get a palindrome (253343352).
It can be divided in two parts, 12012 and 2331, that multiplied together give a palindrome (27999972).
The spelling of 120122331 in words is "one hundred twenty million, one hundred twenty-two thousand, three hundred thirty-one".
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