Base | Representation |
---|---|
bin | 11101011001010111011… |
… | …110000010001001000000 |
3 | 21011010020101112100112001 |
4 | 131121113132002021000 |
5 | 231044132120320000 |
6 | 4144004435113344 |
7 | 265643004463636 |
oct | 35312736021100 |
9 | 7133211470461 |
10 | 2020102120000 |
11 | 7097a1a8a0a8 |
12 | 287614142854 |
13 | 118658145733 |
14 | 6dab8559356 |
15 | 37832bbb46a |
hex | 1d657782240 |
2020102120000 has 140 divisors (see below), whose sum is σ = 5013655675996. Its totient is φ = 807321600000.
The previous prime is 2020102119983. The next prime is 2020102120021. The reversal of 2020102120000 is 212010202.
It can be written as a sum of positive squares in 10 ways, for example, as 1226263887424 + 793838232576 = 1107368^2 + 890976^2 .
It is a Harshad number since it is a multiple of its sum of digits (10).
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 46098100 + ... + 46141900.
Almost surely, 22020102120000 is an apocalyptic number.
2020102120000 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 2020102120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2506827837998).
2020102120000 is an abundant number, since it is smaller than the sum of its proper divisors (2993553555996).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020102120000 is an equidigital number, since it uses as much as digits as its factorization.
2020102120000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44986 (or 44961 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 10.
Adding to 2020102120000 its reverse (212010202), we get a palindrome (2020314130202).
The spelling of 2020102120000 in words is "two trillion, twenty billion, one hundred two million, one hundred twenty thousand".
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