Base | Representation |
---|---|
bin | 1101000110001… |
… | …0000001001111 |
3 | 10211100121021121 |
4 | 3101202001033 |
5 | 103030134224 |
6 | 5241141411 |
7 | 1234606210 |
oct | 321420117 |
9 | 124317247 |
10 | 54927439 |
11 | 29006886 |
12 | 1648a867 |
13 | b4c2158 |
14 | 741b407 |
15 | 4c4ebe4 |
hex | 346204f |
54927439 has 4 divisors (see below), whose sum is σ = 62774224. Its totient is φ = 47080656.
The previous prime is 54927437. The next prime is 54927503. The reversal of 54927439 is 93472945.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 54927439 - 21 = 54927437 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 54927395 and 54927404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54927437) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3923382 + ... + 3923395.
It is an arithmetic number, because the mean of its divisors is an integer number (15693556).
Almost surely, 254927439 is an apocalyptic number.
54927439 is a deficient number, since it is larger than the sum of its proper divisors (7846785).
54927439 is an equidigital number, since it uses as much as digits as its factorization.
54927439 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7846784.
The product of its digits is 272160, while the sum is 43.
The square root of 54927439 is about 7411.3048108953. The cubic root of 54927439 is about 380.1279324558.
The spelling of 54927439 in words is "fifty-four million, nine hundred twenty-seven thousand, four hundred thirty-nine".
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