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57682352 = 24713173229
BaseRepresentation
bin1101110000001…
…0100110110000
311000112120022102
43130002212300
5104231313402
65420155532
71300202060
oct334024660
9130476272
1057682352
112a618672
1217398ba8
13bc48090
1479373a0
1550e6102
hex37029b0

57682352 has 80 divisors (see below), whose sum is σ = 138949440. Its totient is φ = 22588416.

The previous prime is 57682349. The next prime is 57682357. The reversal of 57682352 is 25328675.

It is not an unprimeable number, because it can be changed into a prime (57682357) 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 15 ways as a sum of consecutive naturals, for example, 251774 + ... + 252002.

It is an arithmetic number, because the mean of its divisors is an integer number (1736868).

Almost surely, 257682352 is an apocalyptic number.

57682352 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57682352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69474720).

57682352 is an abundant number, since it is smaller than the sum of its proper divisors (81267088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57682352 is a wasteful number, since it uses less digits than its factorization.

57682352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430 (or 424 counting only the distinct ones).

The product of its digits is 100800, while the sum is 38.

The square root of 57682352 is about 7594.8898609526. The cubic root of 57682352 is about 386.3797170818.

It can be divided in two parts, 576 and 82352, that added together give a palindrome (82928).

The spelling of 57682352 in words is "fifty-seven million, six hundred eighty-two thousand, three hundred fifty-two".

Divisors: 1 2 4 7 8 13 14 16 26 28 52 56 91 104 112 173 182 208 229 346 364 458 692 728 916 1211 1384 1456 1603 1832 2249 2422 2768 2977 3206 3664 4498 4844 5954 6412 8996 9688 11908 12824 15743 17992 19376 20839 23816 25648 31486 35984 39617 41678 47632 62972 79234 83356 125944 158468 166712 251888 277319 316936 333424 515021 554638 633872 1030042 1109276 2060084 2218552 3605147 4120168 4437104 7210294 8240336 14420588 28841176 57682352