Base | Representation |
---|---|
bin | 111101010000010000… |
… | …0111011000010000010 |
3 | 110120112101111011020020 |
4 | 1322200200323002002 |
5 | 4123344223110332 |
6 | 140232441354310 |
7 | 12334506404244 |
oct | 1724040730202 |
9 | 416471434206 |
10 | 131542003842 |
11 | 50872039477 |
12 | 215b1198996 |
13 | c5344b2742 |
14 | 651c1c4094 |
15 | 364d40882c |
hex | 1ea083b082 |
131542003842 has 16 divisors (see below), whose sum is σ = 263105997600. Its totient is φ = 43843669632.
The previous prime is 131542003829. The next prime is 131542003871. The reversal of 131542003842 is 248300245131.
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, 837967 + ... + 982482.
It is an arithmetic number, because the mean of its divisors is an integer number (16444124850).
Almost surely, 2131542003842 is an apocalyptic number.
131542003842 is an abundant number, since it is smaller than the sum of its proper divisors (131563993758).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131542003842 is a wasteful number, since it uses less digits than its factorization.
131542003842 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1832497.
The product of its (nonzero) digits is 23040, while the sum is 33.
Adding to 131542003842 its reverse (248300245131), we get a palindrome (379842248973).
The spelling of 131542003842 in words is "one hundred thirty-one billion, five hundred forty-two million, three thousand, eight hundred forty-two".
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