Base | Representation |
---|---|
bin | 10110101110101110… |
… | …01000100010100000 |
3 | 1011111110021201121112 |
4 | 23113113020202200 |
5 | 144442443202240 |
6 | 5334522442452 |
7 | 611255432645 |
oct | 132727104240 |
9 | 34443251545 |
10 | 12203100320 |
11 | 51a2371984 |
12 | 2446963428 |
13 | 11c6266028 |
14 | 83a9a9dcc |
15 | 4b64dd665 |
hex | 2d75c88a0 |
12203100320 has 24 divisors (see below), whose sum is σ = 28829824884. Its totient is φ = 4881240064.
The previous prime is 12203100289. The next prime is 12203100337. The reversal of 12203100320 is 2300130221.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 11637231376 + 565868944 = 107876^2 + 23788^2 .
It is a junction number, because it is equal to n+sod(n) for n = 12203100295 and 12203100304.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38134529 + ... + 38134848.
Almost surely, 212203100320 is an apocalyptic number.
12203100320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12203100320 is an abundant number, since it is smaller than the sum of its proper divisors (16626724564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12203100320 is an equidigital number, since it uses as much as digits as its factorization.
12203100320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76269392 (or 76269384 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
Adding to 12203100320 its reverse (2300130221), we get a palindrome (14503230541).
The spelling of 12203100320 in words is "twelve billion, two hundred three million, one hundred thousand, three hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •