Base | Representation |
---|---|
bin | 1001000110101010011000… |
… | …10001011010111110011010 |
3 | 2121212220102201221021112212 |
4 | 10203111030101122332122 |
5 | 10111002202240431020 |
6 | 110325041150435122 |
7 | 4134256201640600 |
oct | 443251421327632 |
9 | 77786381837485 |
10 | 20020122202010 |
11 | 6419539072257 |
12 | 22b404a502aa2 |
13 | b22b740a6948 |
14 | 4d2d9c873870 |
15 | 24ab816decc5 |
hex | 12354c45af9a |
20020122202010 has 48 divisors (see below), whose sum is σ = 42304268821320. Its totient is φ = 6801069018240.
The previous prime is 20020122201977. The next prime is 20020122202013. The reversal of 20020122202010 is 1020222102002.
It can be written as a sum of positive squares in 4 ways, for example, as 18301891481041 + 1718230720969 = 4278071^2 + 1310813^2 .
It is a Harshad number since it is a multiple of its sum of digits (14).
It is not an unprimeable number, because it can be changed into a prime (20020122202013) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 187365821 + ... + 187472640.
Almost surely, 220020122202010 is an apocalyptic number.
20020122202010 is an abundant number, since it is smaller than the sum of its proper divisors (22284146619310).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20020122202010 is a wasteful number, since it uses less digits than its factorization.
20020122202010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 374838591 (or 374838584 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 14.
Adding to 20020122202010 its reverse (1020222102002), we get a palindrome (21040344304012).
The spelling of 20020122202010 in words is "twenty trillion, twenty billion, one hundred twenty-two million, two hundred two thousand, ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •