Base | Representation |
---|---|
bin | 110000001001… |
… | …000101010110 |
3 | 212202011112210 |
4 | 300021011112 |
5 | 11212320433 |
6 | 1130254250 |
7 | 212161230 |
oct | 60110526 |
9 | 25664483 |
10 | 12620118 |
11 | 713a755 |
12 | 4287386 |
13 | 27cb334 |
14 | 1967250 |
15 | 1194463 |
hex | c09156 |
12620118 has 32 divisors (see below), whose sum is σ = 28952064. Its totient is φ = 3592512.
The previous prime is 12620063. The next prime is 12620119. The reversal of 12620118 is 81102621.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 12620094 and 12620103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12620119) 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, 20146 + ... + 20762.
It is an arithmetic number, because the mean of its divisors is an integer number (904752).
Almost surely, 212620118 is an apocalyptic number.
12620118 is an abundant number, since it is smaller than the sum of its proper divisors (16331946).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12620118 is a wasteful number, since it uses less digits than its factorization.
12620118 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1116.
The product of its (nonzero) digits is 192, while the sum is 21.
The square root of 12620118 is about 3552.4805418186. The cubic root of 12620118 is about 232.8204576323.
Adding to 12620118 its reverse (81102621), we get a palindrome (93722739).
The spelling of 12620118 in words is "twelve million, six hundred twenty thousand, one hundred eighteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •