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5752081 = 31185551
BaseRepresentation
bin10101111100010100010001
3101211020101001
4111330110101
52433031311
6323142001
766614626
oct25742421
911736331
105752081
113279695
121b14901
1312651ca
14a9a34d
157894c1
hex57c511

5752081 has 4 divisors (see below), whose sum is σ = 5937664. Its totient is φ = 5566500.

The previous prime is 5752031. The next prime is 5752091. The reversal of 5752081 is 1802575.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5752081 - 221 = 3654929 is a prime.

It is a super-2 number, since 2×57520812 = 66172871661122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5752031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92745 + ... + 92806.

It is an arithmetic number, because the mean of its divisors is an integer number (1484416).

Almost surely, 25752081 is an apocalyptic number.

It is an amenable number.

5752081 is a deficient number, since it is larger than the sum of its proper divisors (185583).

5752081 is a wasteful number, since it uses less digits than its factorization.

5752081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185582.

The product of its (nonzero) digits is 2800, while the sum is 28.

The square root of 5752081 is about 2398.3496408989. The cubic root of 5752081 is about 179.1740034734.

The spelling of 5752081 in words is "five million, seven hundred fifty-two thousand, eighty-one".

Divisors: 1 31 185551 5752081