Base | Representation |
---|---|
bin | 11101011011000111100… |
… | …110000101111101000000 |
3 | 21011022002111021020020012 |
4 | 131123013212011331000 |
5 | 231112010204442320 |
6 | 4144515235004052 |
7 | 266040426211136 |
oct | 35330746057500 |
9 | 7138074236205 |
10 | 2021983280960 |
11 | 70a577938185 |
12 | 287a5a139628 |
13 | 118897ab1426 |
14 | 6dc1631b756 |
15 | 378e2e074c5 |
hex | 1d6c7985f40 |
2021983280960 has 112 divisors (see below), whose sum is σ = 4885228817280. Its totient is φ = 796982753280.
The previous prime is 2021983280927. The next prime is 2021983281001. The reversal of 2021983280960 is 690823891202.
It is a junction number, because it is equal to n+sod(n) for n = 2021983280899 and 2021983280908.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45122246 + ... + 45167034.
It is an arithmetic number, because the mean of its divisors is an integer number (43618114440).
Almost surely, 22021983280960 is an apocalyptic number.
2021983280960 is a gapful number since it is divisible by the number (20) 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 2021983280960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2442614408640).
2021983280960 is an abundant number, since it is smaller than the sum of its proper divisors (2863245536320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2021983280960 is a wasteful number, since it uses less digits than its factorization.
2021983280960 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46864 (or 46854 counting only the distinct ones).
The product of its (nonzero) digits is 746496, while the sum is 50.
The spelling of 2021983280960 in words is "two trillion, twenty-one billion, nine hundred eighty-three million, two hundred eighty thousand, nine hundred sixty".
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