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116143 = 374373
BaseRepresentation
bin11100010110101111
312220022121
4130112233
512204033
62253411
7662416
oct342657
9186277
10116143
117a295
1257267
1340b31
143047d
152462d
hex1c5af

116143 has 8 divisors (see below), whose sum is σ = 123728. Its totient is φ = 108864.

The previous prime is 116141. The next prime is 116159. The reversal of 116143 is 341611.

116143 = 372 + 382 + ... + 732.

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

It is a cyclic number.

It is not a de Polignac number, because 116143 - 21 = 116141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116141) 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, 1555 + ... + 1627.

It is an arithmetic number, because the mean of its divisors is an integer number (15466).

2116143 is an apocalyptic number.

116143 is a deficient number, since it is larger than the sum of its proper divisors (7585).

116143 is an equidigital number, since it uses as much as digits as its factorization.

116143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153.

The product of its digits is 72, while the sum is 16.

The square root of 116143 is about 340.7975938882. The cubic root of 116143 is about 48.7900219230.

Adding to 116143 its reverse (341611), we get a palindrome (457754).

The spelling of 116143 in words is "one hundred sixteen thousand, one hundred forty-three".

Divisors: 1 37 43 73 1591 2701 3139 116143