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5405813 = 71745427
BaseRepresentation
bin10100100111110001110101
3101011122101022
4110213301311
52340441223
6311510525
763643250
oct24476165
911148338
105405813
113062516
121988445
13117370a
14a0a097
1571bac8
hex527c75

5405813 has 8 divisors (see below), whose sum is σ = 6541632. Its totient is φ = 4360896.

The previous prime is 5405797. The next prime is 5405819. The reversal of 5405813 is 3185045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5405813 - 24 = 5405797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5405819) 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 7 ways as a sum of consecutive naturals, for example, 22595 + ... + 22832.

It is an arithmetic number, because the mean of its divisors is an integer number (817704).

Almost surely, 25405813 is an apocalyptic number.

It is an amenable number.

5405813 is a deficient number, since it is larger than the sum of its proper divisors (1135819).

5405813 is a wasteful number, since it uses less digits than its factorization.

5405813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45451.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 5405813 is about 2325.0404297560. The cubic root of 5405813 is about 175.5039947360.

The spelling of 5405813 in words is "five million, four hundred five thousand, eight hundred thirteen".

Divisors: 1 7 17 119 45427 317989 772259 5405813