Base | Representation |
---|---|
bin | 100110111011… |
… | …1111111011001 |
3 | 1102102011022211 |
4 | 1031313333121 |
5 | 20211230200 |
6 | 2005315121 |
7 | 335343163 |
oct | 115677731 |
9 | 42364284 |
10 | 20414425 |
11 | 10583729 |
12 | 6a05aa1 |
13 | 42c9c55 |
14 | 29d5933 |
15 | 1bd3aba |
hex | 1377fd9 |
20414425 has 12 divisors (see below), whose sum is σ = 25400656. Its totient is φ = 16275600.
The previous prime is 20414411. The next prime is 20414437. The reversal of 20414425 is 52441402.
It is a happy number.
It is not a de Polignac number, because 20414425 - 25 = 20414393 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20414396 and 20414405.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7042 + ... + 9508.
Almost surely, 220414425 is an apocalyptic number.
20414425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
20414425 is a deficient number, since it is larger than the sum of its proper divisors (4986231).
20414425 is a wasteful number, since it uses less digits than its factorization.
20414425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2808 (or 2803 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 22.
The square root of 20414425 is about 4518.2325084041. The cubic root of 20414425 is about 273.3038296861.
Adding to 20414425 its reverse (52441402), we get a palindrome (72855827).
The spelling of 20414425 in words is "twenty million, four hundred fourteen thousand, four hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •