Base | Representation |
---|---|
bin | 1100010101110011001… |
… | …0000000101001001010 |
3 | 202021020100020110122102 |
4 | 3011130302000221022 |
5 | 11433144030324320 |
6 | 241221314153402 |
7 | 21213543234644 |
oct | 3053462005112 |
9 | 667210213572 |
10 | 212010011210 |
11 | 81a051403a8 |
12 | 35109882862 |
13 | 16cb957a69a |
14 | a393187894 |
15 | 57aca21175 |
hex | 315cc80a4a |
212010011210 has 32 divisors (see below), whose sum is σ = 407015571600. Its totient is φ = 79232929792.
The previous prime is 212010011207. The next prime is 212010011219. The reversal of 212010011210 is 12110010212.
It can be written as a sum of positive squares in 8 ways, for example, as 106555892041 + 105454119169 = 326429^2 + 324737^2 .
It is a junction number, because it is equal to n+sod(n) for n = 212010011191 and 212010011200.
It is not an unprimeable number, because it can be changed into a prime (212010011219) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4528235 + ... + 4574814.
Almost surely, 2212010011210 is an apocalyptic number.
212010011210 is a deficient number, since it is larger than the sum of its proper divisors (195005560390).
212010011210 is a wasteful number, since it uses less digits than its factorization.
212010011210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9103210.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 212010011210 its reverse (12110010212), we get a palindrome (224120021422).
The spelling of 212010011210 in words is "two hundred twelve billion, ten million, eleven thousand, two hundred ten".
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