Base | Representation |
---|---|
bin | 111101000111101… |
… | …011110000011110 |
3 | 2122110111221212000 |
4 | 331013223300132 |
5 | 4100002040124 |
6 | 245430223130 |
7 | 34260651360 |
oct | 7507536036 |
9 | 2573457760 |
10 | 1025424414 |
11 | 4869095a3 |
12 | 2474b4aa6 |
13 | 13459c611 |
14 | 9a288d30 |
15 | 600546c9 |
hex | 3d1ebc1e |
1025424414 has 128 divisors (see below), whose sum is σ = 2783539200. Its totient is φ = 273287520.
The previous prime is 1025424383. The next prime is 1025424419. The reversal of 1025424414 is 4144245201.
1025424414 is a `hidden beast` number, since 102 + 542 + 4 + 4 + 14 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1025424419) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 480129 + ... + 482259.
It is an arithmetic number, because the mean of its divisors is an integer number (21746400).
Almost surely, 21025424414 is an apocalyptic number.
1025424414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 1025424414, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1391769600).
1025424414 is an abundant number, since it is smaller than the sum of its proper divisors (1758114786).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1025424414 is a wasteful number, since it uses less digits than its factorization.
1025424414 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2235 (or 2229 counting only the distinct ones).
The product of its (nonzero) digits is 5120, while the sum is 27.
The square root of 1025424414 is about 32022.2487342785. The cubic root of 1025424414 is about 1008.4039799389.
Adding to 1025424414 its reverse (4144245201), we get a palindrome (5169669615).
The spelling of 1025424414 in words is "one billion, twenty-five million, four hundred twenty-four thousand, four hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •