Base | Representation |
---|---|
bin | 1101110010100… |
… | …1000110110101 |
3 | 11000211120122012 |
4 | 3130221012311 |
5 | 104301340203 |
6 | 5423414005 |
7 | 1301426615 |
oct | 334510665 |
9 | 130746565 |
10 | 57840053 |
11 | 2a7160a7 |
12 | 17454305 |
13 | bca1aab |
14 | 7978a45 |
15 | 5127bd8 |
hex | 37291b5 |
57840053 has 4 divisors (see below), whose sum is σ = 59250828. Its totient is φ = 56429280.
The previous prime is 57840049. The next prime is 57840059. The reversal of 57840053 is 35004875.
It is a happy number.
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 33258289 + 24581764 = 5767^2 + 4958^2 .
It is a cyclic number.
It is not a de Polignac number, because 57840053 - 22 = 57840049 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57840059) 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, 705326 + ... + 705407.
It is an arithmetic number, because the mean of its divisors is an integer number (14812707).
Almost surely, 257840053 is an apocalyptic number.
It is an amenable number.
57840053 is a deficient number, since it is larger than the sum of its proper divisors (1410775).
57840053 is a wasteful number, since it uses less digits than its factorization.
57840053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1410774.
The product of its (nonzero) digits is 16800, while the sum is 32.
The square root of 57840053 is about 7605.2648211617. The cubic root of 57840053 is about 386.7315117003.
The spelling of 57840053 in words is "fifty-seven million, eight hundred forty thousand, fifty-three".
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