Base | Representation |
---|---|
bin | 1101110000111… |
… | …0010000111011 |
3 | 11000121222211010 |
4 | 3130032100323 |
5 | 104234330412 |
6 | 5421205003 |
7 | 1300461231 |
oct | 334162073 |
9 | 130558733 |
10 | 57730107 |
11 | 2a650536 |
12 | 17400763 |
13 | bc63a36 |
14 | 794a951 |
15 | 510533c |
hex | 370e43b |
57730107 has 4 divisors (see below), whose sum is σ = 76973480. Its totient is φ = 38486736.
The previous prime is 57730103. The next prime is 57730109. The reversal of 57730107 is 70103775.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 57730107 - 22 = 57730103 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57730103) 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, 9621682 + ... + 9621687.
It is an arithmetic number, because the mean of its divisors is an integer number (19243370).
Almost surely, 257730107 is an apocalyptic number.
57730107 is a deficient number, since it is larger than the sum of its proper divisors (19243373).
57730107 is a wasteful number, since it uses less digits than its factorization.
57730107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19243372.
The product of its (nonzero) digits is 5145, while the sum is 30.
The square root of 57730107 is about 7598.0331007439. The cubic root of 57730107 is about 386.4863151029.
The spelling of 57730107 in words is "fifty-seven million, seven hundred thirty thousand, one hundred seven".
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