Base | Representation |
---|---|
bin | 100000001111001100101… |
… | …011011111111000111000 |
3 | 21211210012000000121000102 |
4 | 200033030223133320320 |
5 | 242244010040043222 |
6 | 4413414125454532 |
7 | 316024146154340 |
oct | 40171453377070 |
9 | 7753160017012 |
10 | 2215342112312 |
11 | 78458096104a |
12 | 2b9421711448 |
13 | 130ba12534c4 |
14 | 7931a3abd20 |
15 | 3c95d2e2d92 |
hex | 203ccadfe38 |
2215342112312 has 32 divisors (see below), whose sum is σ = 4800500575200. Its totient is φ = 938764552704.
The previous prime is 2215342112311. The next prime is 2215342112329. The reversal of 2215342112312 is 2132112435122.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2215342112311) 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, 222240413 + ... + 222250380.
It is an arithmetic number, because the mean of its divisors is an integer number (150015642975).
Almost surely, 22215342112312 is an apocalyptic number.
It is an amenable number.
2215342112312 is an abundant number, since it is smaller than the sum of its proper divisors (2585158462888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2215342112312 is a wasteful number, since it uses less digits than its factorization.
2215342112312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 444490895 (or 444490891 counting only the distinct ones).
The product of its digits is 5760, while the sum is 29.
Adding to 2215342112312 its reverse (2132112435122), we get a palindrome (4347454547434).
The spelling of 2215342112312 in words is "two trillion, two hundred fifteen billion, three hundred forty-two million, one hundred twelve thousand, three hundred twelve".
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