Base | Representation |
---|---|
bin | 1101001100001… |
… | …0110111101111 |
3 | 10212002202110100 |
4 | 3103002313233 |
5 | 103130333033 |
6 | 5253442143 |
7 | 1241150610 |
oct | 323026757 |
9 | 125082410 |
10 | 55324143 |
11 | 29257936 |
12 | 16640353 |
13 | b6008a4 |
14 | 74c1c07 |
15 | 4ccc513 |
hex | 34c2def |
55324143 has 24 divisors (see below), whose sum is σ = 96137600. Its totient is φ = 29949264.
The previous prime is 55324109. The next prime is 55324151. The reversal of 55324143 is 34142355.
It is not a de Polignac number, because 55324143 - 26 = 55324079 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55324153) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21913 + ... + 24306.
Almost surely, 255324143 is an apocalyptic number.
55324143 is a deficient number, since it is larger than the sum of its proper divisors (40813457).
55324143 is a wasteful number, since it uses less digits than its factorization.
55324143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46251 (or 46248 counting only the distinct ones).
The product of its digits is 7200, while the sum is 27.
The square root of 55324143 is about 7438.0200994620. The cubic root of 55324143 is about 381.0408743632.
Adding to 55324143 its reverse (34142355), we get a palindrome (89466498).
The spelling of 55324143 in words is "fifty-five million, three hundred twenty-four thousand, one hundred forty-three".
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