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5144 = 23643
BaseRepresentation
bin1010000011000
321001112
41100120
5131034
635452
720666
oct12030
97045
105144
113957
122b88
132459
141c36
1517ce
hex1418

5144 has 8 divisors (see below), whose sum is σ = 9660. Its totient is φ = 2568.

The previous prime is 5119. The next prime is 5147. The reversal of 5144 is 4415.

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 13 and base 15.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 5144.

It is not an unprimeable number, because it can be changed into a prime (5147) by changing a digit.

5144 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 as a sum of consecutive naturals, namely, 314 + ... + 329.

25144 is an apocalyptic number.

It is an amenable number.

5144 is a deficient number, since it is larger than the sum of its proper divisors (4516).

5144 is a wasteful number, since it uses less digits than its factorization.

5144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649 (or 645 counting only the distinct ones).

The product of its digits is 80, while the sum is 14.

The square root of 5144 is about 71.7216843082. The cubic root of 5144 is about 17.2623659843.

Adding to 5144 its reverse (4415), we get a palindrome (9559).

Subtracting from 5144 its reverse (4415), we obtain a 6-th power (729 = 36).

The spelling of 5144 in words is "five thousand, one hundred forty-four".

Divisors: 1 2 4 8 643 1286 2572 5144