Base | Representation |
---|---|
bin | 1100000101000… |
… | …0111011100110 |
3 | 10112022221202200 |
4 | 3001100323212 |
5 | 100432210032 |
6 | 5005515330 |
7 | 1153425645 |
oct | 301207346 |
9 | 115287680 |
10 | 50663142 |
11 | 26663a72 |
12 | 14b72b46 |
13 | a65b1ba |
14 | 6a2b35c |
15 | 46ab47c |
hex | 3050ee6 |
50663142 has 24 divisors (see below), whose sum is σ = 110059560. Its totient is φ = 16843200.
The previous prime is 50663141. The next prime is 50663149. The reversal of 50663142 is 24136605.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50663141) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3709 + ... + 10727.
It is an arithmetic number, because the mean of its divisors is an integer number (4585815).
Almost surely, 250663142 is an apocalyptic number.
50663142 is an abundant number, since it is smaller than the sum of its proper divisors (59396418).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50663142 is a wasteful number, since it uses less digits than its factorization.
50663142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7428 (or 7425 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 27.
The square root of 50663142 is about 7117.8045772555. The cubic root of 50663142 is about 370.0246927762.
Adding to 50663142 its reverse (24136605), we get a palindrome (74799747).
It can be divided in two parts, 50663 and 142, that added together give a palindrome (50805).
The spelling of 50663142 in words is "fifty million, six hundred sixty-three thousand, one hundred forty-two".
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