Base | Representation |
---|---|
bin | 10010101001010111… |
… | …010100110100110101 |
3 | 1220200022200010001000 |
4 | 102221113110310311 |
5 | 312000430131201 |
6 | 13110410353513 |
7 | 1306101345054 |
oct | 225127246465 |
9 | 56608603030 |
10 | 20021333301 |
11 | 8544580052 |
12 | 3a6912b899 |
13 | 1b70c36ba8 |
14 | d7d07a39b |
15 | 7c2a81d86 |
hex | 4a95d4d35 |
20021333301 has 16 divisors (see below), whose sum is σ = 29713203520. Its totient is φ = 13324169520.
The previous prime is 20021333263. The next prime is 20021333309. The reversal of 20021333301 is 10333312002.
20021333301 is a `hidden beast` number, since 200 + 2 + 133 + 330 + 1 = 666.
It is not a de Polignac number, because 20021333301 - 26 = 20021333237 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20021333309) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 633910 + ... + 664743.
It is an arithmetic number, because the mean of its divisors is an integer number (1857075220).
Almost surely, 220021333301 is an apocalyptic number.
It is an amenable number.
20021333301 is a deficient number, since it is larger than the sum of its proper divisors (9691870219).
20021333301 is a wasteful number, since it uses less digits than its factorization.
20021333301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1299233 (or 1299227 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
Adding to 20021333301 its reverse (10333312002), we get a palindrome (30354645303).
The spelling of 20021333301 in words is "twenty billion, twenty-one million, three hundred thirty-three thousand, three hundred one".
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