Base | Representation |
---|---|
bin | 1100010110001111101… |
… | …1110110010111111110 |
3 | 202021112201002002222121 |
4 | 3011203323312113332 |
5 | 11433420241443402 |
6 | 241241242433154 |
7 | 21216531341113 |
oct | 3054373662776 |
9 | 667481062877 |
10 | 212130031102 |
11 | 81a669660a0 |
12 | 35141b027ba |
13 | 170083b0682 |
14 | a3a50aa90a |
15 | 57b832c837 |
hex | 3163ef65fe |
212130031102 has 16 divisors (see below), whose sum is σ = 347526000000. Its totient is φ = 96310482840.
The previous prime is 212130031079. The next prime is 212130031103. The reversal of 212130031102 is 201130031212.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212130031103) 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, 5593602 + ... + 5631397.
It is an arithmetic number, because the mean of its divisors is an integer number (21720375000).
Almost surely, 2212130031102 is an apocalyptic number.
212130031102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
212130031102 is a deficient number, since it is larger than the sum of its proper divisors (135395968898).
212130031102 is a wasteful number, since it uses less digits than its factorization.
212130031102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11225871.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 212130031102 its reverse (201130031212), we get a palindrome (413260062314).
The spelling of 212130031102 in words is "two hundred twelve billion, one hundred thirty million, thirty-one thousand, one hundred two".
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