Base | Representation |
---|---|
bin | 1100001110011000101… |
… | …0101110100011011011 |
3 | 202002002122200112020000 |
4 | 3003212022232203123 |
5 | 11420110110031021 |
6 | 240252025304043 |
7 | 21113330363601 |
oct | 3034612564333 |
9 | 662078615200 |
10 | 210020002011 |
11 | 810838a7aa6 |
12 | 34853335023 |
13 | 16a601c0951 |
14 | a244b6d871 |
15 | 56e2e83b26 |
hex | 30e62ae8db |
210020002011 has 10 divisors (see below), whose sum is σ = 313733583372. Its totient is φ = 140013334620.
The previous prime is 210020001977. The next prime is 210020002019. The reversal of 210020002011 is 110200020012.
It is not a de Polignac number, because 210020002011 - 27 = 210020001883 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 210020001984 and 210020002002.
It is not an unprimeable number, because it can be changed into a prime (210020002019) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1296419685 + ... + 1296419846.
Almost surely, 2210020002011 is an apocalyptic number.
210020002011 is a deficient number, since it is larger than the sum of its proper divisors (103713581361).
210020002011 is an equidigital number, since it uses as much as digits as its factorization.
210020002011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2592839543 (or 2592839534 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 210020002011 its reverse (110200020012), we get a palindrome (320220022023).
The spelling of 210020002011 in words is "two hundred ten billion, twenty million, two thousand, eleven".
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