Base | Representation |
---|---|
bin | 100011011111000111100001… |
… | …0011110111111100001101111 |
3 | 1111221012021221001200121021221 |
4 | 1012332033002132333201233 |
5 | 311403100220323004411 |
6 | 3023511050323004211 |
7 | 122514241313533450 |
oct | 10676170236774157 |
9 | 1457167831617257 |
10 | 312140011141231 |
11 | 905039208a7a99 |
12 | 2b0129aa209667 |
13 | 105228a4a87820 |
14 | 571192b303127 |
15 | 2614728452071 |
hex | 11be3c27bf86f |
312140011141231 has 32 divisors (see below), whose sum is σ = 391397713970816. Its totient is φ = 242342259264000.
The previous prime is 312140011141181. The next prime is 312140011141243. The reversal of 312140011141231 is 132141110041213.
It is not a de Polignac number, because 312140011141231 - 243 = 303343918119023 is a prime.
It is a super-2 number, since 2×3121400111412312 (a number of 30 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 312140011141196 and 312140011141205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312140011141331) 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, 64446060 + ... + 69120001.
It is an arithmetic number, because the mean of its divisors is an integer number (12231178561588).
Almost surely, 2312140011141231 is an apocalyptic number.
312140011141231 is a deficient number, since it is larger than the sum of its proper divisors (79257702829585).
312140011141231 is a wasteful number, since it uses less digits than its factorization.
312140011141231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 133566563.
The product of its (nonzero) digits is 576, while the sum is 25.
Adding to 312140011141231 its reverse (132141110041213), we get a palindrome (444281121182444).
The spelling of 312140011141231 in words is "three hundred twelve trillion, one hundred forty billion, eleven million, one hundred forty-one thousand, two hundred thirty-one".
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