Base | Representation |
---|---|
bin | 1110100100011… |
… | …00110001001010 |
3 | 22111221222112020 |
4 | 13102030301022 |
5 | 222241231102 |
6 | 20043225310 |
7 | 3012531315 |
oct | 722146112 |
9 | 274858466 |
10 | 122211402 |
11 | 62a92265 |
12 | 34b18236 |
13 | 1c41c651 |
14 | 1233397c |
15 | aae0bbc |
hex | 748cc4a |
122211402 has 16 divisors (see below), whose sum is σ = 258800832. Its totient is φ = 38340800.
The previous prime is 122211391. The next prime is 122211403. The reversal of 122211402 is 204112221.
It is not an unprimeable number, because it can be changed into a prime (122211403) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 598974 + ... + 599177.
It is an arithmetic number, because the mean of its divisors is an integer number (16175052).
Almost surely, 2122211402 is an apocalyptic number.
122211402 is an abundant number, since it is smaller than the sum of its proper divisors (136589430).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122211402 is a wasteful number, since it uses less digits than its factorization.
122211402 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1198173.
The product of its (nonzero) digits is 64, while the sum is 15.
The square root of 122211402 is about 11054.9265940575. The cubic root of 122211402 is about 496.2538724855.
Adding to 122211402 its reverse (204112221), we get a palindrome (326323623).
The spelling of 122211402 in words is "one hundred twenty-two million, two hundred eleven thousand, four hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •