Base | Representation |
---|---|
bin | 1100111100100… |
… | …1001110111111 |
3 | 10210011210211112 |
4 | 3033021032333 |
5 | 102400123011 |
6 | 5215512235 |
7 | 1226361536 |
oct | 317111677 |
9 | 123153745 |
10 | 54301631 |
11 | 2871968a |
12 | 1622867b |
13 | b333357 |
14 | 72d731d |
15 | 4b7958b |
hex | 33c93bf |
54301631 has 4 divisors (see below), whose sum is σ = 54341112. Its totient is φ = 54262152.
The previous prime is 54301579. The next prime is 54301661. The reversal of 54301631 is 13610345.
It is a happy number.
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 54301631 - 210 = 54300607 is a prime.
It is a super-2 number, since 2×543016312 = 5897334258520322, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 54301597 and 54301606.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54301661) by changing a digit.
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 in 3 ways as a sum of consecutive naturals, for example, 17600 + ... + 20453.
It is an arithmetic number, because the mean of its divisors is an integer number (13585278).
Almost surely, 254301631 is an apocalyptic number.
54301631 is a deficient number, since it is larger than the sum of its proper divisors (39481).
54301631 is a wasteful number, since it uses less digits than its factorization.
54301631 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39480.
The product of its (nonzero) digits is 1080, while the sum is 23.
The square root of 54301631 is about 7368.9640384521. The cubic root of 54301631 is about 378.6787702391.
Adding to 54301631 its reverse (13610345), we get a palindrome (67911976).
The spelling of 54301631 in words is "fifty-four million, three hundred one thousand, six hundred thirty-one".
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