Base | Representation |
---|---|
bin | 1110000111001010001110… |
… | …00000011100011010011001 |
3 | 11001212122212102201222100121 |
4 | 13003211013000130122121 |
5 | 13031413202440343223 |
6 | 150000020002033241 |
7 | 6352004031615010 |
oct | 703450700343231 |
9 | 131778772658317 |
10 | 31032330012313 |
11 | 998481230a793 |
12 | 3592334648821 |
13 | 144144a722796 |
14 | 793d8947da77 |
15 | 38c34e9b815d |
hex | 1c394701c699 |
31032330012313 has 64 divisors (see below), whose sum is σ = 36969459056640. Its totient is φ = 25489591142400.
The previous prime is 31032330012311. The next prime is 31032330012319. The reversal of 31032330012313 is 31321003323013.
It is not a de Polignac number, because 31032330012313 - 21 = 31032330012311 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31032330012311) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9522038878 + ... + 9522042136.
It is an arithmetic number, because the mean of its divisors is an integer number (577647797760).
Almost surely, 231032330012313 is an apocalyptic number.
It is an amenable number.
31032330012313 is a deficient number, since it is larger than the sum of its proper divisors (5937129044327).
31032330012313 is a wasteful number, since it uses less digits than its factorization.
31032330012313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4478.
The product of its (nonzero) digits is 2916, while the sum is 25.
Adding to 31032330012313 its reverse (31321003323013), we get a palindrome (62353333335326).
The spelling of 31032330012313 in words is "thirty-one trillion, thirty-two billion, three hundred thirty million, twelve thousand, three hundred thirteen".
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