Base | Representation |
---|---|
bin | 10010110100100111… |
… | …111000010000110101 |
3 | 1221011111002122210200 |
4 | 102310213320100311 |
5 | 312342304102013 |
6 | 13141235111113 |
7 | 1313554024263 |
oct | 226447702065 |
9 | 57144078720 |
10 | 20210222133 |
11 | 8631164022 |
12 | 3b00442499 |
13 | 1ba110092a |
14 | d9a1a9433 |
15 | 7d4443e73 |
hex | 4b49f8435 |
20210222133 has 24 divisors (see below), whose sum is σ = 29261640096. Its totient is φ = 13441639200.
The previous prime is 20210222117. The next prime is 20210222143. The reversal of 20210222133 is 33122201202.
It is not a de Polignac number, because 20210222133 - 24 = 20210222117 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20210222143) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11158798 + ... + 11160608.
It is an arithmetic number, because the mean of its divisors is an integer number (1219235004).
Almost surely, 220210222133 is an apocalyptic number.
It is an amenable number.
20210222133 is a deficient number, since it is larger than the sum of its proper divisors (9051417963).
20210222133 is a wasteful number, since it uses less digits than its factorization.
20210222133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4065 (or 4062 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 20210222133 its reverse (33122201202), we get a palindrome (53332423335).
The spelling of 20210222133 in words is "twenty billion, two hundred ten million, two hundred twenty-two thousand, one hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •