Base | Representation |
---|---|
bin | 1101000110110… |
… | …1110000110111 |
3 | 10211110001021020 |
4 | 3101231300313 |
5 | 103033204133 |
6 | 5242152223 |
7 | 1235166360 |
oct | 321556067 |
9 | 124401236 |
10 | 54975543 |
11 | 29039a37 |
12 | 164b2673 |
13 | b50b00c |
14 | 7430b67 |
15 | 4c5e0b3 |
hex | 346dc37 |
54975543 has 32 divisors (see below), whose sum is σ = 89481216. Its totient is φ = 29338848.
The previous prime is 54975539. The next prime is 54975553. The reversal of 54975543 is 34557945.
It is not a de Polignac number, because 54975543 - 22 = 54975539 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 54975495 and 54975504.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54975533) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19446 + ... + 22092.
It is an arithmetic number, because the mean of its divisors is an integer number (2796288).
Almost surely, 254975543 is an apocalyptic number.
54975543 is a deficient number, since it is larger than the sum of its proper divisors (34505673).
54975543 is a wasteful number, since it uses less digits than its factorization.
54975543 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2723.
The product of its digits is 378000, while the sum is 42.
The square root of 54975543 is about 7414.5494131471. The cubic root of 54975543 is about 380.2388687441.
The spelling of 54975543 in words is "fifty-four million, nine hundred seventy-five thousand, five hundred forty-three".
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