Base | Representation |
---|---|
bin | 1110001000000101011100… |
… | …00001111111011111001011 |
3 | 11001222200221011022102000110 |
4 | 13010002232001333133023 |
5 | 13032423311022224233 |
6 | 150022354453205403 |
7 | 6354210634614024 |
oct | 704025601773713 |
9 | 131880834272013 |
10 | 31064123242443 |
11 | 9997247804095 |
12 | 3598528030863 |
13 | 14444464773a5 |
14 | 795723b1bc4b |
15 | 38d0b0c5e663 |
hex | 1c40ae07f7cb |
31064123242443 has 16 divisors (see below), whose sum is σ = 41697169466400. Its totient is φ = 20570248655616.
The previous prime is 31064123242409. The next prime is 31064123242489. The reversal of 31064123242443 is 34424232146013.
It is not a de Polignac number, because 31064123242443 - 216 = 31064123176907 is a prime.
It is not an unprimeable number, because it can be changed into a prime (31064123242543) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69974271 + ... + 70416807.
It is an arithmetic number, because the mean of its divisors is an integer number (2606073091650).
Almost surely, 231064123242443 is an apocalyptic number.
31064123242443 is a deficient number, since it is larger than the sum of its proper divisors (10633046223957).
31064123242443 is a wasteful number, since it uses less digits than its factorization.
31064123242443 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 599726.
The product of its (nonzero) digits is 331776, while the sum is 39.
Adding to 31064123242443 its reverse (34424232146013), we get a palindrome (65488355388456).
The spelling of 31064123242443 in words is "thirty-one trillion, sixty-four billion, one hundred twenty-three million, two hundred forty-two thousand, four hundred forty-three".
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