Base | Representation |
---|---|
bin | 1100010111011010000… |
… | …1111101111000110000 |
3 | 202022100110010110000022 |
4 | 3011312201331320300 |
5 | 11440040123410412 |
6 | 241332225343012 |
7 | 21230340214031 |
oct | 3056641757060 |
9 | 668313113008 |
10 | 212442013232 |
11 | 82106a83969 |
12 | 3520a497a68 |
13 | 17057c15297 |
14 | a3d46bca88 |
15 | 57d5906a72 |
hex | 317687de30 |
212442013232 has 40 divisors (see below), whose sum is σ = 420712358400. Its totient is φ = 103896217152.
The previous prime is 212442013219. The next prime is 212442013237. The reversal of 212442013232 is 232310244212.
It is not an unprimeable number, because it can be changed into a prime (212442013237) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 650132 + ... + 920627.
It is an arithmetic number, because the mean of its divisors is an integer number (10517808960).
Almost surely, 2212442013232 is an apocalyptic number.
It is an amenable number.
212442013232 is a deficient number, since it is larger than the sum of its proper divisors (208270345168).
212442013232 is a wasteful number, since it uses less digits than its factorization.
212442013232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1570953 (or 1570947 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 26.
Adding to 212442013232 its reverse (232310244212), we get a palindrome (444752257444).
The spelling of 212442013232 in words is "two hundred twelve billion, four hundred forty-two million, thirteen thousand, two hundred thirty-two".
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