Base | Representation |
---|---|
bin | 1100111000110… |
… | …1101011101001 |
3 | 10202201102020020 |
4 | 3032031223221 |
5 | 102314321310 |
6 | 5210351053 |
7 | 1224324432 |
oct | 316155351 |
9 | 122642206 |
10 | 54057705 |
11 | 28572399 |
12 | 1612b489 |
13 | b279310 |
14 | 7272489 |
15 | 4b2c170 |
hex | 338dae9 |
54057705 has 64 divisors (see below), whose sum is σ = 103057920. Its totient is φ = 23924736.
The previous prime is 54057701. The next prime is 54057713. The reversal of 54057705 is 50775045.
It is not a de Polignac number, because 54057705 - 22 = 54057701 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (54057701) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 75891 + ... + 76599.
It is an arithmetic number, because the mean of its divisors is an integer number (1610280).
Almost surely, 254057705 is an apocalyptic number.
It is an amenable number.
54057705 is a deficient number, since it is larger than the sum of its proper divisors (49000215).
54057705 is a wasteful number, since it uses less digits than its factorization.
54057705 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 770.
The product of its (nonzero) digits is 24500, while the sum is 33.
The square root of 54057705 is about 7352.3945079137. The cubic root of 54057705 is about 378.1109036022.
The spelling of 54057705 in words is "fifty-four million, fifty-seven thousand, seven hundred five".
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