Base | Representation |
---|---|
bin | 1100111001100… |
… | …1110111111010 |
3 | 10202210221201202 |
4 | 3032121313322 |
5 | 102322421032 |
6 | 5211414202 |
7 | 1224623141 |
oct | 316316772 |
9 | 122727652 |
10 | 54107642 |
11 | 285a6966 |
12 | 16154362 |
13 | b295c74 |
14 | 7286758 |
15 | 4b3bd62 |
hex | 3399dfa |
54107642 has 4 divisors (see below), whose sum is σ = 81161466. Its totient is φ = 27053820.
The previous prime is 54107629. The next prime is 54107663. The reversal of 54107642 is 24670145.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 53129521 + 978121 = 7289^2 + 989^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13526909 + ... + 13526912.
Almost surely, 254107642 is an apocalyptic number.
54107642 is a deficient number, since it is larger than the sum of its proper divisors (27053824).
54107642 is a wasteful number, since it uses less digits than its factorization.
54107642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27053823.
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 54107642 is about 7355.7896924803. The cubic root of 54107642 is about 378.2272972044.
Adding to 54107642 its reverse (24670145), we get a palindrome (78777787).
The spelling of 54107642 in words is "fifty-four million, one hundred seven thousand, six hundred forty-two".
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