Base | Representation |
---|---|
bin | 1101101010010… |
… | …1010001010001 |
3 | 10222211010220001 |
4 | 3122211101101 |
5 | 104132100144 |
6 | 5404050001 |
7 | 1264020352 |
oct | 332452121 |
9 | 128733801 |
10 | 57300049 |
11 | 2a387414 |
12 | 17233901 |
13 | bb43071 |
14 | 7877d29 |
15 | 506cbd4 |
hex | 36a5451 |
57300049 has 4 divisors (see below), whose sum is σ = 58381236. Its totient is φ = 56218864.
The previous prime is 57300041. The next prime is 57300071. The reversal of 57300049 is 94000375.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 25321024 + 31979025 = 5032^2 + 5655^2 .
It is a cyclic number.
It is not a de Polignac number, because 57300049 - 23 = 57300041 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57300041) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 540514 + ... + 540619.
It is an arithmetic number, because the mean of its divisors is an integer number (14595309).
Almost surely, 257300049 is an apocalyptic number.
It is an amenable number.
57300049 is a deficient number, since it is larger than the sum of its proper divisors (1081187).
57300049 is a wasteful number, since it uses less digits than its factorization.
57300049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1081186.
The product of its (nonzero) digits is 3780, while the sum is 28.
The square root of 57300049 is about 7569.6795837076. The cubic root of 57300049 is about 385.5242175909.
It can be divided in two parts, 573000 and 49, that added together give a square (573049 = 7572).
The spelling of 57300049 in words is "fifty-seven million, three hundred thousand, forty-nine".
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