Base | Representation |
---|---|
bin | 1101001101101… |
… | …1010000110010 |
3 | 10212021211111121 |
4 | 3103123100302 |
5 | 103142032200 |
6 | 5255532454 |
7 | 1242045103 |
oct | 323332062 |
9 | 125254447 |
10 | 55424050 |
11 | 29315a00 |
12 | 1668a12a |
13 | b6371c6 |
14 | 750a3aa |
15 | 4cebe1a |
hex | 34db432 |
55424050 has 36 divisors (see below), whose sum is σ = 113324778. Its totient is φ = 20152000.
The previous prime is 55424023. The next prime is 55424059. The reversal of 55424050 is 5042455.
55424050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 36735721 + 18688329 = 6061^2 + 4323^2 .
It is a super-4 number, since 4×554240504 (a number of 32 digits) contains 4444 as substring.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is not an unprimeable number, because it can be changed into a prime (55424059) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1470 + ... + 10630.
Almost surely, 255424050 is an apocalyptic number.
55424050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
55424050 is an abundant number, since it is smaller than the sum of its proper divisors (57900728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55424050 is a wasteful number, since it uses less digits than its factorization.
55424050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9195 (or 9179 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 25.
The square root of 55424050 is about 7444.7330375239. The cubic root of 55424050 is about 381.2701037504.
The spelling of 55424050 in words is "fifty-five million, four hundred twenty-four thousand, fifty".
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