Base | Representation |
---|---|
bin | 11101011001010111111… |
… | …111111010100110010001 |
3 | 21011010021000020121100001 |
4 | 131121113333322212101 |
5 | 231044141404031001 |
6 | 4144005353330001 |
7 | 265643143125661 |
oct | 35312777724621 |
9 | 7133230217301 |
10 | 2020111002001 |
11 | 7097a6aa62a4 |
12 | 287617106901 |
13 | 118659c35461 |
14 | 6dab97cc1a1 |
15 | 37833873001 |
hex | 1d657ffa991 |
2020111002001 has 4 divisors (see below), whose sum is σ = 2089770002100. Its totient is φ = 1950452001904.
The previous prime is 2020111001941. The next prime is 2020111002011. The reversal of 2020111002001 is 1002001110202.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1305957556225 + 714153445776 = 1142785^2 + 845076^2 .
It is a cyclic number.
It is not a de Polignac number, because 2020111002001 - 27 = 2020111001873 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2020111002011) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34829500006 + ... + 34829500063.
It is an arithmetic number, because the mean of its divisors is an integer number (522442500525).
Almost surely, 22020111002001 is an apocalyptic number.
It is an amenable number.
2020111002001 is a deficient number, since it is larger than the sum of its proper divisors (69659000099).
2020111002001 is an equidigital number, since it uses as much as digits as its factorization.
2020111002001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69659000098.
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 2020111002001 its reverse (1002001110202), we get a palindrome (3022112112203).
The spelling of 2020111002001 in words is "two trillion, twenty billion, one hundred eleven million, two thousand, one".
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