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5388205 = 51077641
BaseRepresentation
bin10100100011011110101101
3101010202020011
4110203132231
52334410310
6311253221
763541024
oct24433655
911122204
105388205
113050269
12197a211
1311686b4
14a038bb
1571678a
hex5237ad

5388205 has 4 divisors (see below), whose sum is σ = 6465852. Its totient is φ = 4310560.

The previous prime is 5388193. The next prime is 5388241. The reversal of 5388205 is 5028835.

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 2869636 + 2518569 = 1694^2 + 1587^2 .

It is a de Polignac number, because none of the positive numbers 2k-5388205 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

5388205 is a lucky number.

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, 538816 + ... + 538825.

It is an arithmetic number, because the mean of its divisors is an integer number (1616463).

Almost surely, 25388205 is an apocalyptic number.

It is an amenable number.

5388205 is a deficient number, since it is larger than the sum of its proper divisors (1077647).

5388205 is a wasteful number, since it uses less digits than its factorization.

5388205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077646.

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 5388205 is about 2321.2507404415. The cubic root of 5388205 is about 175.3132349203.

The spelling of 5388205 in words is "five million, three hundred eighty-eight thousand, two hundred five".

Divisors: 1 5 1077641 5388205