Base | Representation |
---|---|
bin | 10010110100101110… |
… | …101010010111010010 |
3 | 1221011121102222212101 |
4 | 102310232222113102 |
5 | 312343233001320 |
6 | 13141341151014 |
7 | 1313605111213 |
oct | 226456522722 |
9 | 57147388771 |
10 | 20212000210 |
11 | 8632168a06 |
12 | 3b00b5b46a |
13 | 1ba15a404c |
14 | d9a50d40a |
15 | 7d4695c0a |
hex | 4b4baa5d2 |
20212000210 has 8 divisors (see below), whose sum is σ = 36381600396. Its totient is φ = 8084800080.
The previous prime is 20212000187. The next prime is 20212000241. The reversal of 20212000210 is 1200021202.
It can be written as a sum of positive squares in 2 ways, for example, as 19682125849 + 529874361 = 140293^2 + 23019^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 2021200021 = 20212000210 / (2 + 0 + 2 + 1 + 2 + 0 + 0 + 0 + 2 + 1 + 0).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1010600001 + ... + 1010600020.
Almost surely, 220212000210 is an apocalyptic number.
20212000210 is a deficient number, since it is larger than the sum of its proper divisors (16169600186).
20212000210 is a wasteful number, since it uses less digits than its factorization.
20212000210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2021200028.
The product of its (nonzero) digits is 16, while the sum is 10.
Adding to 20212000210 its reverse (1200021202), we get a palindrome (21412021412).
The spelling of 20212000210 in words is "twenty billion, two hundred twelve million, two hundred ten", and thus it is an aban number.
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