Base | Representation |
---|---|
bin | 10010110100100111… |
… | …000111011001111010 |
3 | 1221011110201111021201 |
4 | 102310213013121322 |
5 | 312342231201020 |
6 | 13141230524414 |
7 | 1313552231653 |
oct | 226447073172 |
9 | 57143644251 |
10 | 20210022010 |
11 | 8631037732 |
12 | 3b0036670a |
13 | 1ba1060809 |
14 | d9a15652a |
15 | 7d4404a0a |
hex | 4b49c767a |
20210022010 has 32 divisors (see below), whose sum is σ = 37080240912. Its totient is φ = 7928094720.
The previous prime is 20210021989. The next prime is 20210022037. The reversal of 20210022010 is 1022001202.
It can be written as a sum of positive squares in 8 ways, for example, as 2081823129 + 18128198881 = 45627^2 + 134641^2 .
It is a Harshad number since it is a multiple of its sum of digits (10).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1496890 + ... + 1510330.
Almost surely, 220210022010 is an apocalyptic number.
20210022010 is a deficient number, since it is larger than the sum of its proper divisors (16870218902).
20210022010 is a wasteful number, since it uses less digits than its factorization.
20210022010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16338.
The product of its (nonzero) digits is 16, while the sum is 10.
Adding to 20210022010 its reverse (1022001202), we get a palindrome (21232023212).
The spelling of 20210022010 in words is "twenty billion, two hundred ten million, twenty-two thousand, ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •