Base | Representation |
---|---|
bin | 1101101001011… |
… | …1010101110010 |
3 | 10222201020121220 |
4 | 3122113111302 |
5 | 104123233434 |
6 | 5402525510 |
7 | 1263362124 |
oct | 332272562 |
9 | 128636556 |
10 | 57242994 |
11 | 2a348566 |
12 | 17206896 |
13 | bb230c3 |
14 | 7861214 |
15 | 505ad49 |
hex | 3697572 |
57242994 has 8 divisors (see below), whose sum is σ = 114486000. Its totient is φ = 19080996.
The previous prime is 57242989. The next prime is 57243001. The reversal of 57242994 is 49924275.
It is a sphenic number, since it is the product of 3 distinct primes.
57242994 is an admirable number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4770244 + ... + 4770255.
It is an arithmetic number, because the mean of its divisors is an integer number (14310750).
Almost surely, 257242994 is an apocalyptic number.
57242994 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57242994 is a wasteful number, since it uses less digits than its factorization.
57242994 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9540504.
The product of its digits is 181440, while the sum is 42.
The square root of 57242994 is about 7565.9099915344. The cubic root of 57242994 is about 385.3962166012.
The spelling of 57242994 in words is "fifty-seven million, two hundred forty-two thousand, nine hundred ninety-four".
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