Base | Representation |
---|---|
bin | 101111100001… |
… | …010001100010 |
3 | 212102212212112 |
4 | 233201101202 |
5 | 11142111213 |
6 | 1122555322 |
7 | 210611645 |
oct | 57412142 |
9 | 25385775 |
10 | 12457058 |
11 | 7039199 |
12 | 4208b42 |
13 | 2772053 |
14 | 1923a5c |
15 | 1160ea8 |
hex | be1462 |
12457058 has 8 divisors (see below), whose sum is σ = 18702300. Its totient is φ = 6222960.
The previous prime is 12457051. The next prime is 12457061. The reversal of 12457058 is 85075421.
It can be written as a sum of positive squares in 2 ways, for example, as 10975969 + 1481089 = 3313^2 + 1217^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (12457051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1088 + ... + 5108.
Almost surely, 212457058 is an apocalyptic number.
12457058 is a deficient number, since it is larger than the sum of its proper divisors (6245242).
12457058 is a wasteful number, since it uses less digits than its factorization.
12457058 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5572.
The product of its (nonzero) digits is 11200, while the sum is 32.
The square root of 12457058 is about 3529.4557654120. The cubic root of 12457058 is about 231.8133779625.
The spelling of 12457058 in words is "twelve million, four hundred fifty-seven thousand, fifty-eight".
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