Base | Representation |
---|---|
bin | 111101001001010110… |
… | …1100101111011010010 |
3 | 110112221020202201011202 |
4 | 1322102231211323102 |
5 | 4122410433203432 |
6 | 140153450311202 |
7 | 12325665234335 |
oct | 1722255457322 |
9 | 415836681152 |
10 | 131310444242 |
11 | 507633602aa |
12 | 21547728502 |
13 | c4c8528623 |
14 | 64d954861c |
15 | 3637e18462 |
hex | 1e92b65ed2 |
131310444242 has 48 divisors (see below), whose sum is σ = 209028074496. Its totient is φ = 61800710400.
The previous prime is 131310444229. The next prime is 131310444253. The reversal of 131310444242 is 242444013131.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38247758 + ... + 38251190.
It is an arithmetic number, because the mean of its divisors is an integer number (4354751552).
Almost surely, 2131310444242 is an apocalyptic number.
131310444242 is a deficient number, since it is larger than the sum of its proper divisors (77717630254).
131310444242 is a wasteful number, since it uses less digits than its factorization.
131310444242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3915 (or 3874 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 29.
Adding to 131310444242 its reverse (242444013131), we get a palindrome (373754457373).
The spelling of 131310444242 in words is "one hundred thirty-one billion, three hundred ten million, four hundred forty-four thousand, two hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •