Base | Representation |
---|---|
bin | 10110101110010110… |
… | …11001100000100100 |
3 | 1011111020111102211110 |
4 | 23113023121200210 |
5 | 144441201232400 |
6 | 5334332505020 |
7 | 611220331245 |
oct | 132713314044 |
9 | 34436442743 |
10 | 12200024100 |
11 | 51a0660750 |
12 | 244591b170 |
13 | 11c5729a94 |
14 | 83a408ccc |
15 | 4b60d1e50 |
hex | 2d72d9824 |
12200024100 has 72 divisors (see below), whose sum is σ = 38507722848. Its totient is φ = 2957580800.
The previous prime is 12200024087. The next prime is 12200024129. The reversal of 12200024100 is 142000221.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1845189 + ... + 1851788.
It is an arithmetic number, because the mean of its divisors is an integer number (534829484).
Almost surely, 212200024100 is an apocalyptic number.
12200024100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12200024100 is an abundant number, since it is smaller than the sum of its proper divisors (26307698748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12200024100 is a wasteful number, since it uses less digits than its factorization.
12200024100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3697005 (or 3696998 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 12.
Adding to 12200024100 its reverse (142000221), we get a palindrome (12342024321).
The spelling of 12200024100 in words is "twelve billion, two hundred million, twenty-four thousand, one hundred".
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