Base | Representation |
---|---|
bin | 100011011111001000101001… |
… | …0101010110000001110111111 |
3 | 1111221012112011122110122110201 |
4 | 1012332101102222300032333 |
5 | 311403120144104042143 |
6 | 3023512130334344331 |
7 | 122514355255652125 |
oct | 10676212252601677 |
9 | 1457175148418421 |
10 | 312142430143423 |
11 | 90504952309160 |
12 | 2b01336435b0a7 |
13 | 10522b9bc97679 |
14 | 5711aba6ab915 |
15 | 261481a9cd64d |
hex | 11be452ab03bf |
312142430143423 has 8 divisors (see below), whose sum is σ = 358441068107520. Its totient is φ = 268830801080280.
The previous prime is 312142430143403. The next prime is 312142430143429. The reversal of 312142430143423 is 324341034241213.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-312142430143423 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312142430143429) 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, 746752225015 + ... + 746752225432.
It is an arithmetic number, because the mean of its divisors is an integer number (44805133513440).
Almost surely, 2312142430143423 is an apocalyptic number.
312142430143423 is a deficient number, since it is larger than the sum of its proper divisors (46298637964097).
312142430143423 is a wasteful number, since it uses less digits than its factorization.
312142430143423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1493504450477.
The product of its (nonzero) digits is 165888, while the sum is 37.
Adding to 312142430143423 its reverse (324341034241213), we get a palindrome (636483464384636).
The spelling of 312142430143423 in words is "three hundred twelve trillion, one hundred forty-two billion, four hundred thirty million, one hundred forty-three thousand, four hundred twenty-three".
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