Base | Representation |
---|---|
bin | 10010110100101111… |
… | …100100111101010010 |
3 | 1221011121220012002021 |
4 | 102310233210331102 |
5 | 312343313141320 |
6 | 13141350242054 |
7 | 1313610131011 |
oct | 226457447522 |
9 | 57147805067 |
10 | 20212240210 |
11 | 8632312258 |
12 | 3b0105632a |
13 | 1ba1659366 |
14 | d9a572a78 |
15 | 7d46e1daa |
hex | 4b4be4f52 |
20212240210 has 32 divisors (see below), whose sum is σ = 36682284672. Its totient is φ = 8018250240.
The previous prime is 20212240207. The next prime is 20212240211. The reversal of 20212240210 is 1204221202.
It is not an unprimeable number, because it can be changed into a prime (20212240211) by changing a digit.
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, 2730274 + ... + 2737666.
It is an arithmetic number, because the mean of its divisors is an integer number (1146321396).
Almost surely, 220212240210 is an apocalyptic number.
20212240210 is a deficient number, since it is larger than the sum of its proper divisors (16470044462).
20212240210 is a wasteful number, since it uses less digits than its factorization.
20212240210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9618.
The product of its (nonzero) digits is 128, while the sum is 16.
Adding to 20212240210 its reverse (1204221202), we get a palindrome (21416461412).
The spelling of 20212240210 in words is "twenty billion, two hundred twelve million, two hundred forty thousand, two hundred ten".
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