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5324945 = 51064989
BaseRepresentation
bin10100010100000010010001
3101000112110012
4110110002101
52330344240
6310044305
763155423
oct24240221
911015405
105324945
11300778a
121949695
131145972
149c8813
15702b65
hex514091

5324945 has 4 divisors (see below), whose sum is σ = 6389940. Its totient is φ = 4259952.

The previous prime is 5324933. The next prime is 5324953. The reversal of 5324945 is 5494235.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5494235 = 51098847.

It can be written as a sum of positive squares in 2 ways, for example, as 868624 + 4456321 = 932^2 + 2111^2 .

It is a cyclic number.

It is not a de Polignac number, because 5324945 - 26 = 5324881 is a prime.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 532490 + ... + 532499.

It is an arithmetic number, because the mean of its divisors is an integer number (1597485).

Almost surely, 25324945 is an apocalyptic number.

It is an amenable number.

5324945 is a deficient number, since it is larger than the sum of its proper divisors (1064995).

5324945 is a wasteful number, since it uses less digits than its factorization.

5324945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064994.

The product of its digits is 21600, while the sum is 32.

The square root of 5324945 is about 2307.5842346489. The cubic root of 5324945 is about 174.6244463312.

The spelling of 5324945 in words is "five million, three hundred twenty-four thousand, nine hundred forty-five".

Divisors: 1 5 1064989 5324945