Base | Representation |
---|---|
bin | 1001000101100101111… |
… | …10101101110010000011 |
3 | 1002211221120110022100012 |
4 | 10202302332231302003 |
5 | 20103432022231321 |
6 | 355235152015135 |
7 | 31362415602653 |
oct | 4426276556203 |
9 | 1084846408305 |
10 | 312240430211 |
11 | 110469645726 |
12 | 506208314ab |
13 | 235a0a35018 |
14 | 11180a68363 |
15 | 81c70c305b |
hex | 48b2fadc83 |
312240430211 has 8 divisors (see below), whose sum is σ = 316390960320. Its totient is φ = 308094853248.
The previous prime is 312240430153. The next prime is 312240430237. The reversal of 312240430211 is 112034042213.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 312240430211 - 26 = 312240430147 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (312240430241) 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, 1111286 + ... + 1363611.
It is an arithmetic number, because the mean of its divisors is an integer number (39548870040).
Almost surely, 2312240430211 is an apocalyptic number.
312240430211 is a deficient number, since it is larger than the sum of its proper divisors (4150530109).
312240430211 is a wasteful number, since it uses less digits than its factorization.
312240430211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2476573.
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 312240430211 its reverse (112034042213), we get a palindrome (424274472424).
The spelling of 312240430211 in words is "three hundred twelve billion, two hundred forty million, four hundred thirty thousand, two hundred eleven".
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