Base | Representation |
---|---|
bin | 1101100111000… |
… | …0010001011011 |
3 | 10222102010010010 |
4 | 3121300101123 |
5 | 104103123341 |
6 | 5355253003 |
7 | 1262124441 |
oct | 331602133 |
9 | 128363103 |
10 | 57082971 |
11 | 2a249310 |
12 | 1714a163 |
13 | ba9830a |
14 | 781cb91 |
15 | 5028716 |
hex | 367045b |
57082971 has 16 divisors (see below), whose sum is σ = 85275648. Its totient is φ = 33660000.
The previous prime is 57082919. The next prime is 57082979. The reversal of 57082971 is 17928075.
57082971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 57082971 - 27 = 57082843 is a prime.
It is not an unprimeable number, because it can be changed into a prime (57082979) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22155 + ... + 24596.
It is an arithmetic number, because the mean of its divisors is an integer number (5329728).
Almost surely, 257082971 is an apocalyptic number.
57082971 is a deficient number, since it is larger than the sum of its proper divisors (28192677).
57082971 is a wasteful number, since it uses less digits than its factorization.
57082971 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46802.
The product of its (nonzero) digits is 35280, while the sum is 39.
The square root of 57082971 is about 7555.3273258013. The cubic root of 57082971 is about 385.0367559218.
The spelling of 57082971 in words is "fifty-seven million, eighty-two thousand, nine hundred seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •