Base | Representation |
---|---|
bin | 1100111000000… |
… | …0010001010011 |
3 | 10202121121212122 |
4 | 3032000101103 |
5 | 102311042041 |
6 | 5205244455 |
7 | 1224005324 |
oct | 316002123 |
9 | 122547778 |
10 | 54002771 |
11 | 28535099 |
12 | 1610372b |
13 | b25a304 |
14 | 725a44b |
15 | 4b1ac4b |
hex | 3380453 |
54002771 has 4 divisors (see below), whose sum is σ = 54020352. Its totient is φ = 53985192.
The previous prime is 54002747. The next prime is 54002777. The reversal of 54002771 is 17720045.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 54002771 - 210 = 54001747 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 54002771.
It is not an unprimeable number, because it can be changed into a prime (54002777) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2840 + ... + 10773.
It is an arithmetic number, because the mean of its divisors is an integer number (13505088).
Almost surely, 254002771 is an apocalyptic number.
54002771 is a deficient number, since it is larger than the sum of its proper divisors (17581).
54002771 is a wasteful number, since it uses less digits than its factorization.
54002771 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17580.
The product of its (nonzero) digits is 1960, while the sum is 26.
The square root of 54002771 is about 7348.6577685997. The cubic root of 54002771 is about 377.9827801194.
The spelling of 54002771 in words is "fifty-four million, two thousand, seven hundred seventy-one".
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