Base | Representation |
---|---|
bin | 1101001001001… |
… | …0111001011100 |
3 | 10211201202220121 |
4 | 3102102321130 |
5 | 103103041034 |
6 | 5245324324 |
7 | 1236401665 |
oct | 322227134 |
9 | 124652817 |
10 | 55127644 |
11 | 29133240 |
12 | 165666a4 |
13 | b562310 |
14 | 747036c |
15 | 4c8e1b4 |
hex | 3492e5c |
55127644 has 24 divisors (see below), whose sum is σ = 113340528. Its totient is φ = 23130240.
The previous prime is 55127621. The next prime is 55127647. The reversal of 55127644 is 44672155.
55127644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55127647) 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 7 ways as a sum of consecutive naturals, for example, 47617 + ... + 48760.
It is an arithmetic number, because the mean of its divisors is an integer number (4722522).
Almost surely, 255127644 is an apocalyptic number.
It is an amenable number.
55127644 is an abundant number, since it is smaller than the sum of its proper divisors (58212884).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55127644 is a wasteful number, since it uses less digits than its factorization.
55127644 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 96405 (or 96403 counting only the distinct ones).
The product of its digits is 33600, while the sum is 34.
The square root of 55127644 is about 7424.7992565456. The cubic root of 55127644 is about 380.5892151812.
Adding to 55127644 its reverse (44672155), we get a palindrome (99799799).
The spelling of 55127644 in words is "fifty-five million, one hundred twenty-seven thousand, six hundred forty-four".
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