Base | Representation |
---|---|
bin | 1001000101100110010… |
… | …10011011011111001101 |
3 | 1002211221210020022200022 |
4 | 10202303022123133031 |
5 | 20103433314013010 |
6 | 355235341511525 |
7 | 31362453652502 |
oct | 4426312333715 |
9 | 1084853208608 |
10 | 312243501005 |
11 | 110470352877 |
12 | 506218725a5 |
13 | 235a156b967 |
14 | 111812274a9 |
15 | 81c74ccd55 |
hex | 48b329b7cd |
312243501005 has 32 divisors (see below), whose sum is σ = 403479014400. Its totient is φ = 231135436800.
The previous prime is 312243500951. The next prime is 312243501013. The reversal of 312243501005 is 500105342213.
It is a happy number.
It is not a de Polignac number, because 312243501005 - 214 = 312243484621 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1119596 + ... + 1370394.
It is an arithmetic number, because the mean of its divisors is an integer number (12608719200).
Almost surely, 2312243501005 is an apocalyptic number.
It is an amenable number.
312243501005 is a deficient number, since it is larger than the sum of its proper divisors (91235513395).
312243501005 is a wasteful number, since it uses less digits than its factorization.
312243501005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 251069.
The product of its (nonzero) digits is 3600, while the sum is 26.
Adding to 312243501005 its reverse (500105342213), we get a palindrome (812348843218).
The spelling of 312243501005 in words is "three hundred twelve billion, two hundred forty-three million, five hundred one thousand, five".
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