Base | Representation |
---|---|
bin | 1101111000111… |
… | …0111011100001 |
3 | 11001121202202011 |
4 | 3132032323201 |
5 | 104403211441 |
6 | 5440352521 |
7 | 1305114556 |
oct | 336167341 |
9 | 131552664 |
10 | 58257121 |
11 | 2a98048a |
12 | 17615741 |
13 | c0b9890 |
14 | 7a46a2d |
15 | 51ab581 |
hex | 378eee1 |
58257121 has 8 divisors (see below), whose sum is σ = 63315560. Its totient is φ = 53281152.
The previous prime is 58257083. The next prime is 58257127. The reversal of 58257121 is 12175285.
It can be written as a sum of positive squares in 4 ways, for example, as 11128896 + 47128225 = 3336^2 + 6865^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-58257121 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (58257127) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19140 + ... + 21973.
It is an arithmetic number, because the mean of its divisors is an integer number (7914445).
Almost surely, 258257121 is an apocalyptic number.
It is an amenable number.
58257121 is a deficient number, since it is larger than the sum of its proper divisors (5058439).
58257121 is a wasteful number, since it uses less digits than its factorization.
58257121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41235.
The product of its digits is 5600, while the sum is 31.
The square root of 58257121 is about 7632.6352592011. The cubic root of 58257121 is about 387.6588229977.
The spelling of 58257121 in words is "fifty-eight million, two hundred fifty-seven thousand, one hundred twenty-one".
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