Base | Representation |
---|---|
bin | 11011000010100… |
… | …10111001101100 |
3 | 120210211020222110 |
4 | 31201102321230 |
5 | 431032110410 |
6 | 34301444020 |
7 | 5423016504 |
oct | 1541227154 |
9 | 523736873 |
10 | 226831980 |
11 | 10704a251 |
12 | 63b70610 |
13 | 37cc030b |
14 | 221a8a04 |
15 | 14da9720 |
hex | d852e6c |
226831980 has 48 divisors (see below), whose sum is σ = 662747904. Its totient is φ = 57858240.
The previous prime is 226831933. The next prime is 226831987. The reversal of 226831980 is 89138622.
It is a happy number.
226831980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (226831987) 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, 80806 + ... + 83565.
It is an arithmetic number, because the mean of its divisors is an integer number (13807248).
Almost surely, 2226831980 is an apocalyptic number.
226831980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
226831980 is an abundant number, since it is smaller than the sum of its proper divisors (435915924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
226831980 is a wasteful number, since it uses less digits than its factorization.
226831980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 164406 (or 164404 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 39.
The square root of 226831980 is about 15060.9422016021. The cubic root of 226831980 is about 609.8664761946.
The spelling of 226831980 in words is "two hundred twenty-six million, eight hundred thirty-one thousand, nine hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •