Base | Representation |
---|---|
bin | 100011011111110001011110… |
… | …0110111011111001100010111 |
3 | 1111221111220111021212110010120 |
4 | 1012333202330313133030113 |
5 | 311411034231432243221 |
6 | 3024020311040123023 |
7 | 122523611136516435 |
oct | 10677427467371427 |
9 | 1457456437773116 |
10 | 312230111212311 |
11 | 90539056a58a56 |
12 | 2b028354606473 |
13 | 1052b233546a56 |
14 | 571603760dd55 |
15 | 2616c4d4995c6 |
hex | 11bf8bcddf317 |
312230111212311 has 8 divisors (see below), whose sum is σ = 418713212724720. Its totient is φ = 206950208587392.
The previous prime is 312230111212303. The next prime is 312230111212321. The reversal of 312230111212311 is 113212111032213.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 312230111212311 - 23 = 312230111212303 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312230111212321) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300799721266 + ... + 300799722303.
It is an arithmetic number, because the mean of its divisors is an integer number (52339151590590).
Almost surely, 2312230111212311 is an apocalyptic number.
312230111212311 is a deficient number, since it is larger than the sum of its proper divisors (106483101512409).
312230111212311 is a wasteful number, since it uses less digits than its factorization.
312230111212311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 601599443745.
The product of its (nonzero) digits is 432, while the sum is 24.
Adding to 312230111212311 its reverse (113212111032213), we get a palindrome (425442222244524).
The spelling of 312230111212311 in words is "three hundred twelve trillion, two hundred thirty billion, one hundred eleven million, two hundred twelve thousand, three hundred eleven".
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