Base | Representation |
---|---|
bin | 1111101010100… |
… | …11010110110010 |
3 | 100011021111022221 |
4 | 13311103112302 |
5 | 232120212201 |
6 | 21012351254 |
7 | 3153665344 |
oct | 765232662 |
9 | 304244287 |
10 | 131413426 |
11 | 681a7941 |
12 | 3801552a |
13 | 212c1c31 |
14 | 1364b294 |
15 | b80c4a1 |
hex | 7d535b2 |
131413426 has 8 divisors (see below), whose sum is σ = 197231004. Its totient is φ = 65669760.
The previous prime is 131413391. The next prime is 131413439. The reversal of 131413426 is 624314131.
It can be written as a sum of positive squares in 2 ways, for example, as 129937201 + 1476225 = 11399^2 + 1215^2 .
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 131413426.
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, 13795 + ... + 21286.
Almost surely, 2131413426 is an apocalyptic number.
131413426 is a deficient number, since it is larger than the sum of its proper divisors (65817578).
131413426 is a wasteful number, since it uses less digits than its factorization.
131413426 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36956.
The product of its digits is 1728, while the sum is 25.
The square root of 131413426 is about 11463.5695138992. The cubic root of 131413426 is about 508.4090186570.
Adding to 131413426 its reverse (624314131), we get a palindrome (755727557).
The spelling of 131413426 in words is "one hundred thirty-one million, four hundred thirteen thousand, four hundred twenty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •