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5745213 = 32976581
BaseRepresentation
bin10101111010101000111101
3101210212221200
4111322220331
52432321323
6323050113
766555615
oct25725075
911725850
105745213
113274511
121b10939
131262046
14a97a45
15787443
hex57aa3d

5745213 has 12 divisors (see below), whose sum is σ = 8385468. Its totient is φ = 3790080.

The previous prime is 5745211. The next prime is 5745221. The reversal of 5745213 is 3125475.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1954404 + 3790809 = 1398^2 + 1947^2 .

It is not a de Polignac number, because 5745213 - 21 = 5745211 is a prime.

5745213 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5745211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2418 + ... + 4163.

It is an arithmetic number, because the mean of its divisors is an integer number (698789).

Almost surely, 25745213 is an apocalyptic number.

It is an amenable number.

5745213 is a deficient number, since it is larger than the sum of its proper divisors (2640255).

5745213 is a wasteful number, since it uses less digits than its factorization.

5745213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6684 (or 6681 counting only the distinct ones).

The product of its digits is 4200, while the sum is 27.

The square root of 5745213 is about 2396.9173953226. The cubic root of 5745213 is about 179.1026636604.

The spelling of 5745213 in words is "five million, seven hundred forty-five thousand, two hundred thirteen".

Divisors: 1 3 9 97 291 873 6581 19743 59229 638357 1915071 5745213