Search a number
BaseRepresentation
bin1011001110101
321212221
41121311
5140444
642341
722522
oct13165
97787
105749
114357
1233b1
132803
142149
151a84
hex1675

5749 has 2 divisors, whose sum is σ = 5750. Its totient is φ = 5748.

The previous prime is 5743. The next prime is 5779. The reversal of 5749 is 9475.

Subtracting from 5749 its product of digits (1260), we obtain a square (4489 = 672).

5749 is nontrivially palindromic in base 7.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3249 + 2500 = 57^2 + 50^2 .

It is a cyclic number.

It is not a de Polignac number, because 5749 - 23 = 5741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2874 + 2875.

It is an arithmetic number, because the mean of its divisors is an integer number (2875).

25749 is an apocalyptic number.

It is an amenable number.

5749 is a deficient number, since it is larger than the sum of its proper divisors (1).

5749 is an equidigital number, since it uses as much as digits as its factorization.

5749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1260, while the sum is 25.

The square root of 5749 is about 75.8221603491. The cubic root of 5749 is about 17.9142007303.

The spelling of 5749 in words is "five thousand, seven hundred forty-nine".