Base | Representation |
---|---|
bin | 111101001010010000… |
… | …0011001100011110000 |
3 | 110120000100101201222210 |
4 | 1322110200121203300 |
5 | 4122441134241034 |
6 | 140200443332120 |
7 | 12326512112442 |
oct | 1722440314360 |
9 | 416010351883 |
10 | 131340540144 |
11 | 50779346850 |
12 | 21555821040 |
13 | c501835158 |
14 | 64dd540492 |
15 | 363a8b08e9 |
hex | 1e948198f0 |
131340540144 has 40 divisors (see below), whose sum is σ = 370141523712. Its totient is φ = 39800163520.
The previous prime is 131340540101. The next prime is 131340540161. The reversal of 131340540144 is 441045043131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124374984 + ... + 124376039.
Almost surely, 2131340540144 is an apocalyptic number.
It is an amenable number.
131340540144 is an abundant number, since it is smaller than the sum of its proper divisors (238800983568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131340540144 is a wasteful number, since it uses less digits than its factorization.
131340540144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 248751045 (or 248751039 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 30.
Adding to 131340540144 its reverse (441045043131), we get a palindrome (572385583275).
The spelling of 131340540144 in words is "one hundred thirty-one billion, three hundred forty million, five hundred forty thousand, one hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.062 sec. • engine limits •