Base | Representation |
---|---|
bin | 101110101001… |
… | …111110010110 |
3 | 212000101011100 |
4 | 232221332112 |
5 | 11112334200 |
6 | 1114050530 |
7 | 205646403 |
oct | 56517626 |
9 | 25011140 |
10 | 12230550 |
11 | 69a3aa2 |
12 | 4119a46 |
13 | 26c2c17 |
14 | 18a52aa |
15 | 1118d00 |
hex | ba9f96 |
12230550 has 36 divisors (see below), whose sum is σ = 32860620. Its totient is φ = 3261360.
The previous prime is 12230539. The next prime is 12230551. The reversal of 12230550 is 5503221.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12230551) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 13140 + ... + 14039.
It is an arithmetic number, because the mean of its divisors is an integer number (912795).
Almost surely, 212230550 is an apocalyptic number.
12230550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12230550 is an abundant number, since it is smaller than the sum of its proper divisors (20630070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12230550 is a wasteful number, since it uses less digits than its factorization.
12230550 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27197 (or 27189 counting only the distinct ones).
The product of its (nonzero) digits is 300, while the sum is 18.
The square root of 12230550 is about 3497.2203247722. The cubic root of 12230550 is about 230.3997459126.
Adding to 12230550 its reverse (5503221), we get a palindrome (17733771).
The spelling of 12230550 in words is "twelve million, two hundred thirty thousand, five hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •