Base | Representation |
---|---|
bin | 11101011001010001100… |
… | …000000110110010101010 |
3 | 21011002222102010201202110 |
4 | 131121101200012302222 |
5 | 231043431003000132 |
6 | 4143550501143150 |
7 | 265640350462005 |
oct | 35312140066252 |
9 | 7132872121673 |
10 | 2020002000042 |
11 | 709750516534 |
12 | 2875a66baab6 |
13 | 11864048c460 |
14 | 6daa913653c |
15 | 37828ee11cc |
hex | 1d651806caa |
2020002000042 has 32 divisors (see below), whose sum is σ = 4350879751680. Its totient is φ = 621523903680.
The previous prime is 2020002000019. The next prime is 2020002000067. The reversal of 2020002000042 is 2400002000202.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 2020001999991 and 2020002000027.
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, 3140167 + ... + 3728357.
It is an arithmetic number, because the mean of its divisors is an integer number (135964992240).
Almost surely, 22020002000042 is an apocalyptic number.
2020002000042 is an abundant number, since it is smaller than the sum of its proper divisors (2330877751638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020002000042 is a wasteful number, since it uses less digits than its factorization.
2020002000042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 632238.
The product of its (nonzero) digits is 64, while the sum is 12.
Adding to 2020002000042 its reverse (2400002000202), we get a palindrome (4420004000244).
The spelling of 2020002000042 in words is "two trillion, twenty billion, two million, forty-two", and thus it is an aban number and an uban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •