Base | Representation |
---|---|
bin | 1110001001110111111111… |
… | …11000110011000011100101 |
3 | 11002012120200101210121010001 |
4 | 13010323333320303003211 |
5 | 13034430240240343320 |
6 | 150110525405101301 |
7 | 6361516013414260 |
oct | 704737770630345 |
9 | 132176611717101 |
10 | 31125626106085 |
11 | 9a10338547915 |
12 | 35a8431257831 |
13 | 144a19838a0b4 |
14 | 7986ba01bcd7 |
15 | 38e9b03c520a |
hex | 1c4effe330e5 |
31125626106085 has 16 divisors (see below), whose sum is σ = 44063559171072. Its totient is φ = 20654793360000.
The previous prime is 31125626106079. The next prime is 31125626106097. The reversal of 31125626106085 is 58060162652113.
It is not a de Polignac number, because 31125626106085 - 239 = 30575870292197 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14343605416 + ... + 14343607585.
It is an arithmetic number, because the mean of its divisors is an integer number (2753972448192).
Almost surely, 231125626106085 is an apocalyptic number.
31125626106085 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
31125626106085 is a deficient number, since it is larger than the sum of its proper divisors (12937933064987).
31125626106085 is a wasteful number, since it uses less digits than its factorization.
31125626106085 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28687213044.
The product of its (nonzero) digits is 518400, while the sum is 46.
Adding to 31125626106085 its reverse (58060162652113), we get a palindrome (89185788758198).
The spelling of 31125626106085 in words is "thirty-one trillion, one hundred twenty-five billion, six hundred twenty-six million, one hundred six thousand, eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •