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57382 = 2132207
BaseRepresentation
bin1110000000100110
32220201021
432000212
53314012
61121354
7326203
oct160046
986637
1057382
113a126
122925a
1320170
1416caa
1512007
hexe026

57382 has 8 divisors (see below), whose sum is σ = 92736. Its totient is φ = 26472.

The previous prime is 57373. The next prime is 57383. The reversal of 57382 is 28375.

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 (57383) by changing a digit.

57382 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1078 + ... + 1129.

It is an arithmetic number, because the mean of its divisors is an integer number (11592).

257382 is an apocalyptic number.

57382 is a deficient number, since it is larger than the sum of its proper divisors (35354).

57382 is a wasteful number, since it uses less digits than its factorization.

57382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222.

The product of its digits is 1680, while the sum is 25.

The square root of 57382 is about 239.5454027945. The cubic root of 57382 is about 38.5707923339.

It can be divided in two parts, 5738 and 2, that multiplied together give a triangular number (11476 = T151).

The spelling of 57382 in words is "fifty-seven thousand, three hundred eighty-two".

Divisors: 1 2 13 26 2207 4414 28691 57382