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5755213 = 17893217
BaseRepresentation
bin10101111101000101001101
3101211101200001
4111331011031
52433131323
6323204301
766630022
oct25750515
911741601
105755213
113280a82
121b16691
131266769
14a9b549
1578a3ad
hex57d14d

5755213 has 4 divisors (see below), whose sum is σ = 5760220. Its totient is φ = 5750208.

The previous prime is 5755207. The next prime is 5755219. The reversal of 5755213 is 3125575.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (5755207) and next prime (5755219).

It can be written as a sum of positive squares in 2 ways, for example, as 5322249 + 432964 = 2307^2 + 658^2 .

It is a cyclic number.

It is not a de Polignac number, because 5755213 - 217 = 5624141 is a prime.

It is a super-4 number, since 4×57552134 (a number of 28 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5755219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181 + ... + 3397.

It is an arithmetic number, because the mean of its divisors is an integer number (1440055).

Almost surely, 25755213 is an apocalyptic number.

It is an amenable number.

5755213 is a deficient number, since it is larger than the sum of its proper divisors (5007).

5755213 is a wasteful number, since it uses less digits than its factorization.

5755213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5006.

The product of its digits is 5250, while the sum is 28.

The square root of 5755213 is about 2399.0025010408. The cubic root of 5755213 is about 179.2065175703.

The spelling of 5755213 in words is "five million, seven hundred fifty-five thousand, two hundred thirteen".

Divisors: 1 1789 3217 5755213