Base | Representation |
---|---|
bin | 1001000110101010100001… |
… | …11110110001110101111100 |
3 | 2121212220122020120211211010 |
4 | 10203111100332301311330 |
5 | 10111002333001413040 |
6 | 110325053051555220 |
7 | 4134261151264446 |
oct | 443252076616574 |
9 | 77786566524733 |
10 | 20020201201020 |
11 | 641957971a399 |
12 | 22b4070a5bb10 |
13 | b22b87576517 |
14 | 4d2da9159496 |
15 | 24ab885e6e80 |
hex | 123550fb1d7c |
20020201201020 has 24 divisors (see below), whose sum is σ = 56056563363024. Its totient is φ = 5338720320256.
The previous prime is 20020201200991. The next prime is 20020201201067. The reversal of 20020201201020 is 2010210202002.
It is a super-2 number, since 2×200202012010202 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 20020201200987 and 20020201201005.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166835009949 + ... + 166835010068.
It is an arithmetic number, because the mean of its divisors is an integer number (2335690140126).
Almost surely, 220020201201020 is an apocalyptic number.
20020201201020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20020201201020 is an abundant number, since it is smaller than the sum of its proper divisors (36036362162004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20020201201020 is a wasteful number, since it uses less digits than its factorization.
20020201201020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 333670020029 (or 333670020027 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 12.
Adding to 20020201201020 its reverse (2010210202002), we get a palindrome (22030411403022).
The spelling of 20020201201020 in words is "twenty trillion, twenty billion, two hundred one million, two hundred one thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •