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57830230 = 255783023
BaseRepresentation
bin1101110010011…
…0101101010110
311000211002011101
43130212231112
5104301031410
65423300314
71301356153
oct334465526
9130732141
1057830230
112a709787
121744a69a
13bc9a493
14797522a
155124d3a
hex3726b56

57830230 has 8 divisors (see below), whose sum is σ = 104094432. Its totient is φ = 23132088.

The previous prime is 57830197. The next prime is 57830231. The reversal of 57830230 is 3203875.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57830231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2891502 + ... + 2891521.

It is an arithmetic number, because the mean of its divisors is an integer number (13011804).

Almost surely, 257830230 is an apocalyptic number.

57830230 is a deficient number, since it is larger than the sum of its proper divisors (46264202).

57830230 is a wasteful number, since it uses less digits than its factorization.

57830230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5783030.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 57830230 is about 7604.6189911132. The cubic root of 57830230 is about 386.7096175369.

The spelling of 57830230 in words is "fifty-seven million, eight hundred thirty thousand, two hundred thirty".

Divisors: 1 2 5 10 5783023 11566046 28915115 57830230