Base | Representation |
---|---|
bin | 1101000110000… |
… | …1001001110001 |
3 | 10211100102102010 |
4 | 3101201021301 |
5 | 103030031024 |
6 | 5241113133 |
7 | 1234562646 |
oct | 321411161 |
9 | 124312363 |
10 | 54923889 |
11 | 29004149 |
12 | 164887a9 |
13 | b4c0657 |
14 | 7419dcd |
15 | 4c4db29 |
hex | 3461271 |
54923889 has 16 divisors (see below), whose sum is σ = 81622080. Its totient is φ = 32647680.
The previous prime is 54923861. The next prime is 54923893. The reversal of 54923889 is 98832945.
It is not a de Polignac number, because 54923889 - 27 = 54923761 is a prime.
It is a super-3 number, since 3×549238893 (a number of 24 digits) contains 333 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (54923809) 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 15 ways as a sum of consecutive naturals, for example, 27372 + ... + 29309.
It is an arithmetic number, because the mean of its divisors is an integer number (5101380).
Almost surely, 254923889 is an apocalyptic number.
It is an amenable number.
54923889 is a deficient number, since it is larger than the sum of its proper divisors (26698191).
54923889 is a wasteful number, since it uses less digits than its factorization.
54923889 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56720.
The product of its digits is 622080, while the sum is 48.
The square root of 54923889 is about 7411.0653080377. The cubic root of 54923889 is about 380.1197429652.
The spelling of 54923889 in words is "fifty-four million, nine hundred twenty-three thousand, eight hundred eighty-nine".
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