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5143 = 37139
BaseRepresentation
bin1010000010111
321001111
41100113
5131033
635451
720665
oct12027
97044
105143
113956
122b87
132458
141c35
1517cd
hex1417

5143 has 4 divisors (see below), whose sum is σ = 5320. Its totient is φ = 4968.

The previous prime is 5119. The next prime is 5147. The reversal of 5143 is 3415.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3415 = 5683.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5143 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13 and base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5147) 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, 33 + ... + 106.

It is an arithmetic number, because the mean of its divisors is an integer number (1330).

25143 is an apocalyptic number.

5143 is a deficient number, since it is larger than the sum of its proper divisors (177).

5143 is a wasteful number, since it uses less digits than its factorization.

5143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176.

The product of its digits is 60, while the sum is 13.

The square root of 5143 is about 71.7147125770. The cubic root of 5143 is about 17.2612473033.

Adding to 5143 its reverse (3415), we get a palindrome (8558).

Subtracting from 5143 its reverse (3415), we obtain a cube (1728 = 123).

The spelling of 5143 in words is "five thousand, one hundred forty-three".

Divisors: 1 37 139 5143