Base | Representation |
---|---|
bin | 1100000001100… |
… | …0000111000101 |
3 | 10111220010111210 |
4 | 3000120013011 |
5 | 100402233110 |
6 | 5000522033 |
7 | 1151436264 |
oct | 300300705 |
9 | 114803453 |
10 | 50430405 |
11 | 26515123 |
12 | 14a80319 |
13 | a5a929c |
14 | 69aa5db |
15 | 4662520 |
hex | 30181c5 |
50430405 has 16 divisors (see below), whose sum is σ = 80784000. Its totient is φ = 26864448.
The previous prime is 50430403. The next prime is 50430433. The reversal of 50430405 is 50403405.
It is a happy number.
It is not a de Polignac number, because 50430405 - 21 = 50430403 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50430403) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16971 + ... + 19719.
It is an arithmetic number, because the mean of its divisors is an integer number (5049000).
Almost surely, 250430405 is an apocalyptic number.
It is an amenable number.
50430405 is a deficient number, since it is larger than the sum of its proper divisors (30353595).
50430405 is a wasteful number, since it uses less digits than its factorization.
50430405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3980.
The product of its (nonzero) digits is 1200, while the sum is 21.
The square root of 50430405 is about 7101.4368264458. The cubic root of 50430405 is about 369.4572148441.
Subtracting from 50430405 its reverse (50403405), we obtain a cube (27000 = 303).
The spelling of 50430405 in words is "fifty million, four hundred thirty thousand, four hundred five".
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