Base | Representation |
---|---|
bin | 11101000111101010111… |
… | …110011001110110100000 |
3 | 21002022012020111021012122 |
4 | 131013222332121312200 |
5 | 230241224104120000 |
6 | 4131143225043412 |
7 | 264401113343246 |
oct | 35075276316640 |
9 | 7068166437178 |
10 | 2001102020000 |
11 | 701731a15816 |
12 | 2839b1026568 |
13 | 11691a971605 |
14 | 6cbd4d96796 |
15 | 370beb12085 |
hex | 1d1eaf99da0 |
2001102020000 has 60 divisors (see below), whose sum is σ = 4923011183706. Its totient is φ = 800440800000.
The previous prime is 2001102019979. The next prime is 2001102020033. The reversal of 2001102020000 is 202011002.
It can be written as a sum of positive squares in 5 ways, for example, as 192647255056 + 1808454764944 = 438916^2 + 1344788^2 .
It is a Harshad number since it is a multiple of its sum of digits (8).
It is a self number, because there is not a number n which added to its sum of digits gives 2001102020000.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 50007551 + ... + 50047550.
Almost surely, 22001102020000 is an apocalyptic number.
2001102020000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2001102020000 is an abundant number, since it is smaller than the sum of its proper divisors (2921909163706).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2001102020000 is an equidigital number, since it uses as much as digits as its factorization.
2001102020000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100055131 (or 100055108 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 8.
Adding to 2001102020000 its reverse (202011002), we get a palindrome (2001304031002).
The spelling of 2001102020000 in words is "two trillion, one billion, one hundred two million, twenty thousand".
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