Base | Representation |
---|---|
bin | 110000001101000001010101… |
… | …000000111010001011010101 |
3 | 1000210122002200001000201120102 |
4 | 300031001111000322023111 |
5 | 210241411033040012323 |
6 | 2030515530450543445 |
7 | 62440365465423335 |
oct | 6015012500721325 |
9 | 1023562601021512 |
10 | 212001012032213 |
11 | 61606140489a08 |
12 | 1b93b271b97b85 |
13 | 913a7c053c4a1 |
14 | 3a4cc91ba30c5 |
15 | 1979975c6b328 |
hex | c0d05503a2d5 |
212001012032213 has 4 divisors (see below), whose sum is σ = 212001971963628. Its totient is φ = 212000052100800.
The previous prime is 212001012032027. The next prime is 212001012032233. The reversal of 212001012032213 is 312230210100212.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 175428779972209 + 36572232060004 = 13244953^2 + 6047498^2 .
It is a cyclic number.
It is not a de Polignac number, because 212001012032213 - 210 = 212001012031189 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212001012032233) 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, 479634356 + ... + 480076157.
It is an arithmetic number, because the mean of its divisors is an integer number (53000492990907).
Almost surely, 2212001012032213 is an apocalyptic number.
It is an amenable number.
212001012032213 is a deficient number, since it is larger than the sum of its proper divisors (959931415).
212001012032213 is an equidigital number, since it uses as much as digits as its factorization.
212001012032213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 959931414.
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 212001012032213 its reverse (312230210100212), we get a palindrome (524231222132425).
The spelling of 212001012032213 in words is "two hundred twelve trillion, one billion, twelve million, thirty-two thousand, two hundred thirteen".
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