Base | Representation |
---|---|
bin | 1101110011011… |
… | …0011101110001 |
3 | 11000221100200201 |
4 | 3130312131301 |
5 | 104310113034 |
6 | 5424515201 |
7 | 1302045262 |
oct | 334663561 |
9 | 130840621 |
10 | 57894769 |
11 | 2a753219 |
12 | 1747bb01 |
13 | bcc097a |
14 | 7990969 |
15 | 5139014 |
hex | 3736771 |
57894769 has 2 divisors, whose sum is σ = 57894770. Its totient is φ = 57894768.
The previous prime is 57894757. The next prime is 57894779. The reversal of 57894769 is 96749875.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 42094144 + 15800625 = 6488^2 + 3975^2 .
It is a cyclic number.
It is not a de Polignac number, because 57894769 - 25 = 57894737 is a prime.
It is a super-2 number, since 2×578947692 = 6703608555126722, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (57894779) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28947384 + 28947385.
It is an arithmetic number, because the mean of its divisors is an integer number (28947385).
Almost surely, 257894769 is an apocalyptic number.
It is an amenable number.
57894769 is a deficient number, since it is larger than the sum of its proper divisors (1).
57894769 is an equidigital number, since it uses as much as digits as its factorization.
57894769 is an evil number, because the sum of its binary digits is even.
The product of its digits is 3810240, while the sum is 55.
The square root of 57894769 is about 7608.8612157142. The cubic root of 57894769 is about 386.8534210654.
The spelling of 57894769 in words is "fifty-seven million, eight hundred ninety-four thousand, seven hundred sixty-nine".
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