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9143 = 41223
BaseRepresentation
bin10001110110111
3110112122
42032313
5243033
6110155
735441
oct21667
913478
109143
116962
12535b
134214
143491
152a98
hex23b7

9143 has 4 divisors (see below), whose sum is σ = 9408. Its totient is φ = 8880.

The previous prime is 9137. The next prime is 9151. The reversal of 9143 is 3419.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3419 = 13263.

It is a cyclic number.

It is not a de Polignac number, because 9143 - 24 = 9127 is a prime.

It is a Duffinian number.

It is a plaindrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9103) 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, 71 + ... + 152.

It is an arithmetic number, because the mean of its divisors is an integer number (2352).

29143 is an apocalyptic number.

9143 is a deficient number, since it is larger than the sum of its proper divisors (265).

9143 is a wasteful number, since it uses less digits than its factorization.

It is an anagram of its base 14 representation: 9143 = (3491)14.

9143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264.

The product of its digits is 108, while the sum is 17.

The square root of 9143 is about 95.6190357617. The cubic root of 9143 is about 20.9104272503.

The spelling of 9143 in words is "nine thousand, one hundred forty-three".

Divisors: 1 41 223 9143