Base | Representation |
---|---|
bin | 101011001010100110010010… |
… | …000111001010000000000000 |
3 | 220220011221022201212221020000 |
4 | 223022212102013022000000 |
5 | 144340402112001100000 |
6 | 1511433133502120000 |
7 | 54662540515401420 |
oct | 5312462207120000 |
9 | 826157281787200 |
10 | 189844300800000 |
11 | 55543574630940 |
12 | 19361120280000 |
13 | 81c1318c06422 |
14 | 34c4728276480 |
15 | 16e3445050000 |
hex | aca9921ca000 |
189844300800000 has 6720 divisors, whose sum is σ = 936597121447680. Its totient is φ = 37158912000000.
The previous prime is 189844300799987. The next prime is 189844300800023. The reversal of 189844300800000 is 8003448981.
It is a tau number, because it is divible by the number of its divisors (6720).
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 479 ways as a sum of consecutive naturals, for example, 4630348799980 + ... + 4630348800020.
It is an arithmetic number, because the mean of its divisors is an integer number (139374571644).
Almost surely, 2189844300800000 is an apocalyptic number.
189844300800000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 189844300800000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (468298560723840).
189844300800000 is an abundant number, since it is smaller than the sum of its proper divisors (746752820647680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
189844300800000 is an frugal number, since it uses more digits than its factorization.
189844300800000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151 (or 98 counting only the distinct ones).
The product of its (nonzero) digits is 221184, while the sum is 45.
The spelling of 189844300800000 in words is "one hundred eighty-nine trillion, eight hundred forty-four billion, three hundred million, eight hundred thousand".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •