Base | Representation |
---|---|
bin | 1010001111000111… |
… | …00101100101011101 |
3 | 112011222201020110020 |
4 | 11013203211211131 |
5 | 42223320303441 |
6 | 2305151102353 |
7 | 253116540363 |
oct | 50743454535 |
9 | 15158636406 |
10 | 5495478621 |
11 | 2370066476 |
12 | 10945119b9 |
13 | 6976bc9c9 |
14 | 3a1bdb633 |
15 | 2226c9e66 |
hex | 1478e595d |
5495478621 has 8 divisors (see below), whose sum is σ = 7353758304. Its totient is φ = 3650425680.
The previous prime is 5495478601. The next prime is 5495478631. The reversal of 5495478621 is 1268745945.
5495478621 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 5495478621 - 26 = 5495478557 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5495478601) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3305715 + ... + 3307376.
It is an arithmetic number, because the mean of its divisors is an integer number (919219788).
Almost surely, 25495478621 is an apocalyptic number.
It is an amenable number.
5495478621 is a deficient number, since it is larger than the sum of its proper divisors (1858279683).
5495478621 is a wasteful number, since it uses less digits than its factorization.
5495478621 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6613371.
The product of its digits is 2419200, while the sum is 51.
The square root of 5495478621 is about 74131.4954725723. The cubic root of 5495478621 is about 1764.6903367906.
The spelling of 5495478621 in words is "five billion, four hundred ninety-five million, four hundred seventy-eight thousand, six hundred twenty-one".
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