Base | Representation |
---|---|
bin | 11101011001011101010… |
… | …100001011111100100100 |
3 | 21011010111020002102202110 |
4 | 131121131110023330210 |
5 | 231044332222431040 |
6 | 4144022301241020 |
7 | 265645305250230 |
oct | 35313524137444 |
9 | 7133436072673 |
10 | 2020200202020 |
11 | 709842390620 |
12 | 287640b63170 |
13 | 118672567230 |
14 | 6dac75ab5c0 |
15 | 3783b5e2980 |
hex | 1d65d50bf24 |
2020200202020 has 384 divisors, whose sum is σ = 7800096632832. Its totient is φ = 377017804800.
The previous prime is 2020200202003. The next prime is 2020200202109. The reversal of 2020200202020 is 202020020202.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 2020200201987 and 2020200202005.
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1767675 + ... + 2676765.
It is an arithmetic number, because the mean of its divisors is an integer number (20312751648).
Almost surely, 22020200202020 is an apocalyptic number.
2020200202020 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 2020200202020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3900048316416).
2020200202020 is an abundant number, since it is smaller than the sum of its proper divisors (5779896430812).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020200202020 is a wasteful number, since it uses less digits than its factorization.
2020200202020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 909171 (or 909169 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 12.
Adding to 2020200202020 its reverse (202020020202), we get a palindrome (2222220222222).
The spelling of 2020200202020 in words is "two trillion, twenty billion, two hundred million, two hundred two thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •