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57201 = 323829
BaseRepresentation
bin1101111101110001
32220110120
431331301
53312301
61120453
7325524
oct157561
986416
1057201
1139a81
1229129
1320061
1416bbb
1511e36
hexdf71

57201 has 8 divisors (see below), whose sum is σ = 79680. Its totient is φ = 36432.

The previous prime is 57193. The next prime is 57203. The reversal of 57201 is 10275.

It is a happy number.

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

It is not a de Polignac number, because 57201 - 23 = 57193 is a prime.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (57203) 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 7 ways as a sum of consecutive naturals, for example, 346 + ... + 483.

It is an arithmetic number, because the mean of its divisors is an integer number (9960).

257201 is an apocalyptic number.

It is an amenable number.

57201 is a deficient number, since it is larger than the sum of its proper divisors (22479).

57201 is a wasteful number, since it uses less digits than its factorization.

57201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855.

The product of its (nonzero) digits is 70, while the sum is 15.

The square root of 57201 is about 239.1673054579. The cubic root of 57201 is about 38.5301950113.

Adding to 57201 its reverse (10275), we get a palindrome (67476).

The spelling of 57201 in words is "fifty-seven thousand, two hundred one".

Divisors: 1 3 23 69 829 2487 19067 57201