Base | Representation |
---|---|
bin | 1101000110011… |
… | …1011110000001 |
3 | 10211101201220100 |
4 | 3101213132001 |
5 | 103031343021 |
6 | 5241433013 |
7 | 1235031246 |
oct | 321473601 |
9 | 124351810 |
10 | 54949761 |
11 | 29021629 |
12 | 1649b769 |
13 | b4cc369 |
14 | 74255cd |
15 | 4c56626 |
hex | 3467781 |
54949761 has 12 divisors (see below), whose sum is σ = 79436500. Its totient is φ = 36603360.
The previous prime is 54949759. The next prime is 54949771. The reversal of 54949761 is 16794945.
54949761 is a `hidden beast` number, since 549 + 49 + 7 + 61 = 666.
54949761 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 2 ways, for example, as 20657025 + 34292736 = 4545^2 + 5856^2 .
It is not a de Polignac number, because 54949761 - 21 = 54949759 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (54949771) 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 11 ways as a sum of consecutive naturals, for example, 18615 + ... + 21363.
Almost surely, 254949761 is an apocalyptic number.
It is an amenable number.
54949761 is a deficient number, since it is larger than the sum of its proper divisors (24486739).
54949761 is a wasteful number, since it uses less digits than its factorization.
54949761 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4976 (or 4973 counting only the distinct ones).
The product of its digits is 272160, while the sum is 45.
The square root of 54949761 is about 7412.8106005752. The cubic root of 54949761 is about 380.1794189665.
The spelling of 54949761 in words is "fifty-four million, nine hundred forty-nine thousand, seven hundred sixty-one".
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