Base | Representation |
---|---|
bin | 1101110010110… |
… | …0000010100101 |
3 | 11000212012010020 |
4 | 3130230002211 |
5 | 104302231234 |
6 | 5423545353 |
7 | 1301506632 |
oct | 334540245 |
9 | 130765106 |
10 | 57852069 |
11 | 2a724130 |
12 | 1745b259 |
13 | bca73c2 |
14 | 797d189 |
15 | 512b549 |
hex | 372c0a5 |
57852069 has 8 divisors (see below), whose sum is σ = 84148512. Its totient is φ = 35061840.
The previous prime is 57852059. The next prime is 57852083. The reversal of 57852069 is 96025875.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 57852069 - 217 = 57720997 is a prime.
It is a super-3 number, since 3×578520693 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a self number, because there is not a number n which added to its sum of digits gives 57852069.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57852029) 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, 876514 + ... + 876579.
It is an arithmetic number, because the mean of its divisors is an integer number (10518564).
Almost surely, 257852069 is an apocalyptic number.
It is an amenable number.
57852069 is a deficient number, since it is larger than the sum of its proper divisors (26296443).
57852069 is a wasteful number, since it uses less digits than its factorization.
57852069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1753107.
The product of its (nonzero) digits is 151200, while the sum is 42.
The square root of 57852069 is about 7606.0547592034. The cubic root of 57852069 is about 386.7582903992.
The spelling of 57852069 in words is "fifty-seven million, eight hundred fifty-two thousand, sixty-nine".
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