Base | Representation |
---|---|
bin | 1001000110101010100011… |
… | …01000000011011100100110 |
3 | 2121212220122222221120002020 |
4 | 10203111101220003130212 |
5 | 10111002343234133110 |
6 | 110325054115524010 |
7 | 4134261342250614 |
oct | 443252150033446 |
9 | 77786588846066 |
10 | 20020212021030 |
11 | 641958483a651 |
12 | 22b40745b9606 |
13 | b22b898943b0 |
14 | 4d2daa7746b4 |
15 | 24ab89532d70 |
hex | 123551a03726 |
20020212021030 has 32 divisors (see below), whose sum is σ = 51744547993824. Its totient is φ = 4928052189696.
The previous prime is 20020212020989. The next prime is 20020212021071. The reversal of 20020212021030 is 3012021202002.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (20020212020989) and next prime (20020212021071).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
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, 25666938099 + ... + 25666938878.
It is an arithmetic number, because the mean of its divisors is an integer number (1617017124807).
Almost surely, 220020212021030 is an apocalyptic number.
20020212021030 is an abundant number, since it is smaller than the sum of its proper divisors (31724335972794).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20020212021030 is a wasteful number, since it uses less digits than its factorization.
20020212021030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51333877000.
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 20020212021030 its reverse (3012021202002), we get a palindrome (23032233223032).
The spelling of 20020212021030 in words is "twenty trillion, twenty billion, two hundred twelve million, twenty-one thousand, thirty".
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