Base | Representation |
---|---|
bin | 1110100101111… |
… | …11111111111100 |
3 | 22112100122101011 |
4 | 13102333333330 |
5 | 222314434434 |
6 | 20051525004 |
7 | 3014364151 |
oct | 722777774 |
9 | 275318334 |
10 | 122421244 |
11 | 63115990 |
12 | 34bb9764 |
13 | 1c49400a |
14 | 1238a228 |
15 | ab32e64 |
hex | 74bfffc |
122421244 has 48 divisors (see below), whose sum is σ = 242726400. Its totient is φ = 53539200.
The previous prime is 122421241. The next prime is 122421281. The reversal of 122421244 is 442124221.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122421241) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142087 + ... + 142945.
It is an arithmetic number, because the mean of its divisors is an integer number (5056800).
Almost surely, 2122421244 is an apocalyptic number.
It is an amenable number.
122421244 is a deficient number, since it is larger than the sum of its proper divisors (120305156).
122421244 is a wasteful number, since it uses less digits than its factorization.
122421244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 994 (or 992 counting only the distinct ones).
The product of its digits is 1024, while the sum is 22.
The square root of 122421244 is about 11064.4134051472. The cubic root of 122421244 is about 496.5377395085.
Adding to 122421244 its reverse (442124221), we get a palindrome (564545465).
The spelling of 122421244 in words is "one hundred twenty-two million, four hundred twenty-one thousand, two hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •