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5132405 = 51026481
BaseRepresentation
bin10011100101000001110101
3100122202100002
4103211001311
52303214110
6302001045
761424165
oct23450165
910582302
105132405
112996063
121876185
1310a9135
149785a5
156b5aa5
hex4e5075

5132405 has 4 divisors (see below), whose sum is σ = 6158892. Its totient is φ = 4105920.

The previous prime is 5132359. The next prime is 5132417. The reversal of 5132405 is 5042315.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1620529 + 3511876 = 1273^2 + 1874^2 .

It is not a de Polignac number, because 5132405 - 26 = 5132341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 513236 + ... + 513245.

It is an arithmetic number, because the mean of its divisors is an integer number (1539723).

Almost surely, 25132405 is an apocalyptic number.

It is an amenable number.

5132405 is a deficient number, since it is larger than the sum of its proper divisors (1026487).

5132405 is a wasteful number, since it uses less digits than its factorization.

5132405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1026486.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 5132405 is about 2265.4811850907. The cubic root of 5132405 is about 172.4938596148.

The spelling of 5132405 in words is "five million, one hundred thirty-two thousand, four hundred five".

Divisors: 1 5 1026481 5132405