Base | Representation |
---|---|
bin | 1001000101100110001… |
… | …01010000001101100101 |
3 | 1002211221200200101100121 |
4 | 10202303011100031211 |
5 | 20103432442102401 |
6 | 355235252441541 |
7 | 31362436301506 |
oct | 4426305201545 |
9 | 1084850611317 |
10 | 312242144101 |
11 | 11046a606368 |
12 | 506213192b1 |
13 | 235a11b5164 |
14 | 11180d92bad |
15 | 81c7310ca1 |
hex | 48b3150365 |
312242144101 has 4 divisors (see below), whose sum is σ = 313642333312. Its totient is φ = 310841954892.
The previous prime is 312242144063. The next prime is 312242144113. The reversal of 312242144101 is 101441242213.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 101441242213 = 227 ⋅446877719.
It is a cyclic number.
It is not a de Polignac number, because 312242144101 - 229 = 311705273189 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312242144141) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 700094271 + ... + 700094716.
It is an arithmetic number, because the mean of its divisors is an integer number (78410583328).
Almost surely, 2312242144101 is an apocalyptic number.
It is an amenable number.
312242144101 is a deficient number, since it is larger than the sum of its proper divisors (1400189211).
312242144101 is a wasteful number, since it uses less digits than its factorization.
312242144101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1400189210.
The product of its (nonzero) digits is 1536, while the sum is 25.
Adding to 312242144101 its reverse (101441242213), we get a palindrome (413683386314).
The spelling of 312242144101 in words is "three hundred twelve billion, two hundred forty-two million, one hundred forty-four thousand, one hundred one".
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