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5168005 = 51033601
BaseRepresentation
bin10011101101101110000101
3100201120011121
4103231232011
52310334010
6302433541
761633033
oct23555605
910646147
105168005
112a0a887
1218928b1
1310bc3bb
14987553
156c13da
hex4edb85

5168005 has 4 divisors (see below), whose sum is σ = 6201612. Its totient is φ = 4134400.

The previous prime is 5167991. The next prime is 5168021. The reversal of 5168005 is 5008615.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5008615 = 51001723.

It can be written as a sum of positive squares in 2 ways, for example, as 1079521 + 4088484 = 1039^2 + 2022^2 .

It is not a de Polignac number, because 5168005 - 25 = 5167973 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

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, 516796 + ... + 516805.

It is an arithmetic number, because the mean of its divisors is an integer number (1550403).

Almost surely, 25168005 is an apocalyptic number.

It is an amenable number.

5168005 is a deficient number, since it is larger than the sum of its proper divisors (1033607).

5168005 is a wasteful number, since it uses less digits than its factorization.

5168005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033606.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 5168005 is about 2273.3246578525. The cubic root of 5168005 is about 172.8917651921.

The spelling of 5168005 in words is "five million, one hundred sixty-eight thousand, five".

Divisors: 1 5 1033601 5168005