Base | Representation |
---|---|
bin | 1101101011101… |
… | …0000100111001 |
3 | 10222222110210111 |
4 | 3122322010321 |
5 | 104142312043 |
6 | 5405544321 |
7 | 1264524001 |
oct | 332720471 |
9 | 128873714 |
10 | 57385273 |
11 | 2a435450 |
12 | 172750a1 |
13 | bb72aaa |
14 | 789b001 |
15 | 508809d |
hex | 36ba139 |
57385273 has 16 divisors (see below), whose sum is σ = 64198656. Its totient is φ = 50851840.
The previous prime is 57385267. The next prime is 57385351. The reversal of 57385273 is 37258375.
It is a cyclic number.
It is not a de Polignac number, because 57385273 - 25 = 57385241 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57385213) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149640 + ... + 150022.
It is an arithmetic number, because the mean of its divisors is an integer number (4012416).
Almost surely, 257385273 is an apocalyptic number.
57385273 is a gapful number since it is divisible by the number (53) formed by its first and last digit.
It is an amenable number.
57385273 is a deficient number, since it is larger than the sum of its proper divisors (6813383).
57385273 is a wasteful number, since it uses less digits than its factorization.
57385273 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 704.
The product of its digits is 176400, while the sum is 40.
The square root of 57385273 is about 7575.3067924672. The cubic root of 57385273 is about 385.7152566374.
It can be divided in two parts, 5738 and 5273, that added together give a palindrome (11011).
The spelling of 57385273 in words is "fifty-seven million, three hundred eighty-five thousand, two hundred seventy-three".
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