Base | Representation |
---|---|
bin | 1111100111101… |
… | …00010010101010 |
3 | 100010112201012022 |
4 | 13303310102222 |
5 | 232020232132 |
6 | 21000144442 |
7 | 3150454202 |
oct | 763642252 |
9 | 303481168 |
10 | 131024042 |
11 | 67a61336 |
12 | 37a68122 |
13 | 211b6926 |
14 | 13589402 |
15 | b781e12 |
hex | 7cf44aa |
131024042 has 8 divisors (see below), whose sum is σ = 202876032. Its totient is φ = 63398700.
The previous prime is 131024029. The next prime is 131024063. The reversal of 131024042 is 240420131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 131024042.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1056584 + ... + 1056707.
It is an arithmetic number, because the mean of its divisors is an integer number (25359504).
Almost surely, 2131024042 is an apocalyptic number.
131024042 is a deficient number, since it is larger than the sum of its proper divisors (71851990).
131024042 is a wasteful number, since it uses less digits than its factorization.
131024042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2113324.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 131024042 is about 11446.5733737219. The cubic root of 131024042 is about 507.9063754755.
Adding to 131024042 its reverse (240420131), we get a palindrome (371444173).
It can be divided in two parts, 1310 and 24042, that added together give a palindrome (25352).
The spelling of 131024042 in words is "one hundred thirty-one million, twenty-four thousand, forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •