Base | Representation |
---|---|
bin | 1101100101110… |
… | …1100101101011 |
3 | 10222021020010202 |
4 | 3121131211223 |
5 | 104043201233 |
6 | 5353502415 |
7 | 1261355354 |
oct | 331354553 |
9 | 128236122 |
10 | 57006443 |
11 | 2a1a686a |
12 | 17111a0b |
13 | ba6c530 |
14 | 77dcd2b |
15 | 5010be8 |
hex | 365d96b |
57006443 has 8 divisors (see below), whose sum is σ = 64061088. Its totient is φ = 50333184.
The previous prime is 57006419. The next prime is 57006461. The reversal of 57006443 is 34460075.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 57006443 - 212 = 57002347 is a prime.
It is not an unprimeable number, because it can be changed into a prime (57006413) 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, 95030 + ... + 95627.
It is an arithmetic number, because the mean of its divisors is an integer number (8007636).
Almost surely, 257006443 is an apocalyptic number.
57006443 is a deficient number, since it is larger than the sum of its proper divisors (7054645).
57006443 is a wasteful number, since it uses less digits than its factorization.
57006443 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 190693.
The product of its (nonzero) digits is 10080, while the sum is 29.
The square root of 57006443 is about 7550.2611213123. The cubic root of 57006443 is about 384.8646131035.
The spelling of 57006443 in words is "fifty-seven million, six thousand, four hundred forty-three".
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