Base | Representation |
---|---|
bin | 1101000011010… |
… | …0011000111010 |
3 | 10211000002220100 |
4 | 3100310120322 |
5 | 103003144123 |
6 | 5233140230 |
7 | 1233200256 |
oct | 320643072 |
9 | 124002810 |
10 | 54740538 |
11 | 28999416 |
12 | 163ba676 |
13 | b458068 |
14 | 73ad266 |
15 | 4c14643 |
hex | 343463a |
54740538 has 24 divisors (see below), whose sum is σ = 121811508. Its totient is φ = 17753472.
The previous prime is 54740537. The next prime is 54740549. The reversal of 54740538 is 83504745.
54740538 is a `hidden beast` number, since 54 + 74 + 0 + 538 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 53978409 + 762129 = 7347^2 + 873^2 .
It is not an unprimeable number, because it can be changed into a prime (54740533) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40431 + ... + 41762.
Almost surely, 254740538 is an apocalyptic number.
54740538 is an abundant number, since it is smaller than the sum of its proper divisors (67070970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54740538 is a wasteful number, since it uses less digits than its factorization.
54740538 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82238 (or 82235 counting only the distinct ones).
The product of its (nonzero) digits is 67200, while the sum is 36.
The square root of 54740538 is about 7398.6848831397. The cubic root of 54740538 is about 379.6962901079.
It can be divided in two parts, 54740 and 538, that added together give a triangular number (55278 = T332).
The spelling of 54740538 in words is "fifty-four million, seven hundred forty thousand, five hundred thirty-eight".
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