Base | Representation |
---|---|
bin | 10111110000101110… |
… | …000000110110001110 |
3 | 2102212002000112221012 |
4 | 113300232000312032 |
5 | 404222414233124 |
6 | 15415401205222 |
7 | 1562150403023 |
oct | 276056006616 |
9 | 72762015835 |
10 | 25513430414 |
11 | a90273698a |
12 | 4b40490812 |
13 | 2537a116b4 |
14 | 134063754a |
15 | 9e4cdee0e |
hex | 5f0b80d8e |
25513430414 has 8 divisors (see below), whose sum is σ = 38300790000. Its totient is φ = 12746500416.
The previous prime is 25513430389. The next prime is 25513430417. The reversal of 25513430414 is 41403431552.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×255134304142 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25513430417) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5104274 + ... + 5109269.
It is an arithmetic number, because the mean of its divisors is an integer number (4787598750).
Almost surely, 225513430414 is an apocalyptic number.
25513430414 is a deficient number, since it is larger than the sum of its proper divisors (12787359586).
25513430414 is a wasteful number, since it uses less digits than its factorization.
25513430414 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10214794.
The product of its (nonzero) digits is 28800, while the sum is 32.
Adding to 25513430414 its reverse (41403431552), we get a palindrome (66916861966).
The spelling of 25513430414 in words is "twenty-five billion, five hundred thirteen million, four hundred thirty thousand, four hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •