Base | Representation |
---|---|
bin | 110000001101001100000001… |
… | …111001010111111101011101 |
3 | 1000210200012022211021102120001 |
4 | 300031030001321113331131 |
5 | 210242103101111400023 |
6 | 2030525110554254301 |
7 | 62441253311363566 |
oct | 6015140171277535 |
9 | 1023605284242501 |
10 | 212012502450013 |
11 | 6160aaa7529971 |
12 | 1b94153a127391 |
13 | 913b901c45585 |
14 | 3a4d661c5316d |
15 | 1979de98ce6ad |
hex | c0d301e57f5d |
212012502450013 has 32 divisors (see below), whose sum is σ = 241646018549760. Its totient is φ = 185010230623680.
The previous prime is 212012502449983. The next prime is 212012502450041. The reversal of 212012502450013 is 310054205210212.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 212012502450013 - 217 = 212012502318941 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 (212012502430013) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78121206 + ... + 80789527.
It is an arithmetic number, because the mean of its divisors is an integer number (7551438079680).
Almost surely, 2212012502450013 is an apocalyptic number.
212012502450013 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
212012502450013 is a deficient number, since it is larger than the sum of its proper divisors (29633516099747).
212012502450013 is a wasteful number, since it uses less digits than its factorization.
212012502450013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 158910889.
The product of its (nonzero) digits is 4800, while the sum is 28.
Adding to 212012502450013 its reverse (310054205210212), we get a palindrome (522066707660225).
The spelling of 212012502450013 in words is "two hundred twelve trillion, twelve billion, five hundred two million, four hundred fifty thousand, thirteen".
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