Base | Representation |
---|---|
bin | 10100011111010101… |
… | …00000100101110100 |
3 | 1001101121212002001022 |
4 | 22033222200211310 |
5 | 140012024020040 |
6 | 5015312520312 |
7 | 536411220206 |
oct | 121752404564 |
9 | 31347762038 |
10 | 11000220020 |
11 | 4735379129 |
12 | 216bb50098 |
13 | 1063ca383a |
14 | 764d2a776 |
15 | 445ad46b5 |
hex | 28faa0974 |
11000220020 has 24 divisors (see below), whose sum is σ = 23255505000. Its totient is φ = 4370556032.
The previous prime is 11000220019. The next prime is 11000220029. The reversal of 11000220020 is 2002200011.
It can be written as a sum of positive squares in 4 ways, for example, as 55294096 + 10944925924 = 7436^2 + 104618^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11000220029) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1842695 + ... + 1848654.
It is an arithmetic number, because the mean of its divisors is an integer number (968979375).
Almost surely, 211000220020 is an apocalyptic number.
11000220020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11000220020 is an abundant number, since it is smaller than the sum of its proper divisors (12255284980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11000220020 is a wasteful number, since it uses less digits than its factorization.
11000220020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3691507 (or 3691505 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 8.
Adding to 11000220020 its reverse (2002200011), we get a palindrome (13002420031).
The spelling of 11000220020 in words is "eleven billion, two hundred twenty thousand, twenty".
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