Base | Representation |
---|---|
bin | 110000001110111010101011… |
… | …000010000101100000010010 |
3 | 1000211002112222022201122100011 |
4 | 300032322223002011200102 |
5 | 210301024402333401320 |
6 | 2031055435324145134 |
7 | 62452660320530413 |
oct | 6016725302054022 |
9 | 1024075868648304 |
10 | 212131304200210 |
11 | 61656420a7319a |
12 | 1b9605746981aa |
13 | 9149b85acbc95 |
14 | 3a552d1da380a |
15 | 197d04e59305a |
hex | c0eeab085812 |
212131304200210 has 8 divisors (see below), whose sum is σ = 381836347560396. Its totient is φ = 84852521680080.
The previous prime is 212131304200187. The next prime is 212131304200217. The reversal of 212131304200210 is 12002403131212.
It can be written as a sum of positive squares in 2 ways, for example, as 188488983098641 + 23642321101569 = 13729129^2 + 4862337^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (212131304200217) 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 3 ways as a sum of consecutive naturals, for example, 10606565210001 + ... + 10606565210020.
Almost surely, 2212131304200210 is an apocalyptic number.
212131304200210 is a deficient number, since it is larger than the sum of its proper divisors (169705043360186).
212131304200210 is a wasteful number, since it uses less digits than its factorization.
212131304200210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21213130420028.
The product of its (nonzero) digits is 576, while the sum is 22.
Adding to 212131304200210 its reverse (12002403131212), we get a palindrome (224133707331422).
The spelling of 212131304200210 in words is "two hundred twelve trillion, one hundred thirty-one billion, three hundred four million, two hundred thousand, two hundred ten".
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