Base | Representation |
---|---|
bin | 11101011001010001011… |
… | …100010010111000111100 |
3 | 21011002222100020222100122 |
4 | 131121101130102320330 |
5 | 231043430224013040 |
6 | 4143550423514112 |
7 | 265640336131262 |
oct | 35312134227074 |
9 | 7132870228318 |
10 | 2020001001020 |
11 | 70974a9a39a2 |
12 | 2875a62b8938 |
13 | 1186401cc812 |
14 | 6daa8d56432 |
15 | 37828d951b5 |
hex | 1d651712e3c |
2020001001020 has 48 divisors (see below), whose sum is σ = 4247933886336. Its totient is φ = 806871240000.
The previous prime is 2020001000993. The next prime is 2020001001037. The reversal of 2020001001020 is 201001000202.
It is a junction number, because it is equal to n+sod(n) for n = 2020001000989 and 2020001001007.
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, 49818155 + ... + 49858685.
It is an arithmetic number, because the mean of its divisors is an integer number (88498622632).
Almost surely, 22020001001020 is an apocalyptic number.
2020001001020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2020001001020 is an abundant number, since it is smaller than the sum of its proper divisors (2227932885316).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020001001020 is a wasteful number, since it uses less digits than its factorization.
2020001001020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43962 (or 43960 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 8.
Adding to 2020001001020 its reverse (201001000202), we get a palindrome (2221002001222).
The spelling of 2020001001020 in words is "two trillion, twenty billion, one million, one thousand, twenty".
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