Base | Representation |
---|---|
bin | 1001000101001110001… |
… | …10011110111111110100 |
3 | 1002211102200110022212010 |
4 | 10202213012132333310 |
5 | 20103030012441322 |
6 | 355203312324220 |
7 | 31354445633364 |
oct | 4424706367764 |
9 | 1084380408763 |
10 | 312041140212 |
11 | 1103770a814a |
12 | 50585b43670 |
13 | 2356b668c49 |
14 | 111623cc9a4 |
15 | 81b485920c |
hex | 48a719eff4 |
312041140212 has 24 divisors (see below), whose sum is σ = 743587399296. Its totient is φ = 101800655488.
The previous prime is 312041140181. The next prime is 312041140219. The reversal of 312041140212 is 212041140213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312041140219) 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, 276631653 + ... + 276632780.
It is an arithmetic number, because the mean of its divisors is an integer number (30982808304).
Almost surely, 2312041140212 is an apocalyptic number.
It is an amenable number.
312041140212 is an abundant number, since it is smaller than the sum of its proper divisors (431546259084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312041140212 is a wasteful number, since it uses less digits than its factorization.
312041140212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 553264487 (or 553264485 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 312041140212 its reverse (212041140213), we get a palindrome (524082280425).
Subtracting from 312041140212 its reverse (212041140213), we obtain a palindrome (99999999999).
The spelling of 312041140212 in words is "three hundred twelve billion, forty-one million, one hundred forty thousand, two hundred twelve".
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