Base | Representation |
---|---|
bin | 10110101110101111… |
… | …00110000100110100 |
3 | 1011111110111212120021 |
4 | 23113113212010310 |
5 | 144443011040200 |
6 | 5334525214524 |
7 | 611256445444 |
oct | 132727460464 |
9 | 34443455507 |
10 | 12203221300 |
11 | 51a2444866 |
12 | 2446a01444 |
13 | 11c62a910a |
14 | 83a9dc124 |
15 | 4b651441a |
hex | 2d75e6134 |
12203221300 has 36 divisors (see below), whose sum is σ = 27335222656. Its totient is φ = 4723826400.
The previous prime is 12203221271. The next prime is 12203221307. The reversal of 12203221300 is 312230221.
It is a super-2 number, since 2×122032213002 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12203221307) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1965162 + ... + 1971361.
Almost surely, 212203221300 is an apocalyptic number.
12203221300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12203221300 is an abundant number, since it is smaller than the sum of its proper divisors (15132001356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12203221300 is a wasteful number, since it uses less digits than its factorization.
12203221300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3936568 (or 3936561 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 12203221300 its reverse (312230221), we get a palindrome (12515451521).
The spelling of 12203221300 in words is "twelve billion, two hundred three million, two hundred twenty-one thousand, three hundred".
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