Base | Representation |
---|---|
bin | 100000010001000001101 |
3 | 1222201100000 |
4 | 10002020031 |
5 | 232313133 |
6 | 34354513 |
7 | 11662326 |
oct | 4021015 |
9 | 1881300 |
10 | 1057293 |
11 | 6623a6 |
12 | 42ba39 |
13 | 2b0323 |
14 | 1d744d |
15 | 15d413 |
hex | 10220d |
1057293 has 24 divisors (see below), whose sum is σ = 1674400. Its totient is φ = 664848.
The previous prime is 1057291. The next prime is 1057307. The reversal of 1057293 is 3927501.
1057293 is a `hidden beast` number, since 1 + 0 + 572 + 93 = 666.
It is not a de Polignac number, because 1057293 - 21 = 1057291 is a prime.
It is a super-2 number, since 2×10572932 = 2235736975698, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1057291) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4503 + ... + 4731.
21057293 is an apocalyptic number.
It is an amenable number.
1057293 is a deficient number, since it is larger than the sum of its proper divisors (617107).
1057293 is an equidigital number, since it uses as much as digits as its factorization.
1057293 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 263 (or 251 counting only the distinct ones).
The product of its (nonzero) digits is 1890, while the sum is 27.
The square root of 1057293 is about 1028.2475382903. The cubic root of 1057293 is about 101.8744129089.
The spelling of 1057293 in words is "one million, fifty-seven thousand, two hundred ninety-three".
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