Base | Representation |
---|---|
bin | 1100000010100… |
… | …1011100110110 |
3 | 10112000201221100 |
4 | 3000221130312 |
5 | 100412021210 |
6 | 5002230530 |
7 | 1152153330 |
oct | 300513466 |
9 | 115021840 |
10 | 50501430 |
11 | 26563521 |
12 | 14ab5446 |
13 | a602705 |
14 | 69c8450 |
15 | 46785c0 |
hex | 3029736 |
50501430 has 96 divisors (see below), whose sum is σ = 157996800. Its totient is φ = 10933056.
The previous prime is 50501389. The next prime is 50501431. The reversal of 50501430 is 3410505.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an alternating number because its digits alternate between odd and even.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50501431) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9861 + ... + 14079.
It is an arithmetic number, because the mean of its divisors is an integer number (1645800).
Almost surely, 250501430 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 50501430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78998400).
50501430 is an abundant number, since it is smaller than the sum of its proper divisors (107495370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50501430 is a wasteful number, since it uses less digits than its factorization.
50501430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4258 (or 4255 counting only the distinct ones).
The product of its (nonzero) digits is 300, while the sum is 18.
The square root of 50501430 is about 7106.4358155126. The cubic root of 50501430 is about 369.6305784421.
Adding to 50501430 its reverse (3410505), we get a palindrome (53911935).
The spelling of 50501430 in words is "fifty million, five hundred one thousand, four hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •