Base | Representation |
---|---|
bin | 10110101110010111… |
… | …01110110011011000 |
3 | 1011111020122212110211 |
4 | 23113023232303120 |
5 | 144441212030240 |
6 | 5334334420504 |
7 | 611221143445 |
oct | 132713566330 |
9 | 34436585424 |
10 | 12200111320 |
11 | 51a0710231 |
12 | 2445961734 |
13 | 11c575a6a7 |
14 | 83a42c9cc |
15 | 4b60ecbea |
hex | 2d72eecd8 |
12200111320 has 16 divisors (see below), whose sum is σ = 27450250560. Its totient is φ = 4880044512.
The previous prime is 12200111309. The next prime is 12200111321. The reversal of 12200111320 is 2311100221.
It is a self number, because there is not a number n which added to its sum of digits gives 12200111320.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12200111321) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152501352 + ... + 152501431.
It is an arithmetic number, because the mean of its divisors is an integer number (1715640660).
Almost surely, 212200111320 is an apocalyptic number.
12200111320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12200111320 is an abundant number, since it is smaller than the sum of its proper divisors (15250139240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12200111320 is a wasteful number, since it uses less digits than its factorization.
12200111320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 305002794 (or 305002790 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 13.
Adding to 12200111320 its reverse (2311100221), we get a palindrome (14511211541).
The spelling of 12200111320 in words is "twelve billion, two hundred million, one hundred eleven thousand, three hundred twenty".
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