Search a number
-
+
5488405 = 51384437
BaseRepresentation
bin10100111011111100010101
3101022211200021
4110323330111
52401112110
6313345141
764436116
oct24737425
911284607
105488405
11310957a
121a081b1
1311a21a0
14a2c20d
157362da
hex53bf15

5488405 has 8 divisors (see below), whose sum is σ = 7092792. Its totient is φ = 4052928.

The previous prime is 5488403. The next prime is 5488409. The reversal of 5488405 is 5048845.

5488405 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 367236 + 5121169 = 606^2 + 2263^2 .

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 5488405 - 21 = 5488403 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 (5488403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42154 + ... + 42283.

It is an arithmetic number, because the mean of its divisors is an integer number (886599).

Almost surely, 25488405 is an apocalyptic number.

It is an amenable number.

5488405 is a deficient number, since it is larger than the sum of its proper divisors (1604387).

5488405 is a wasteful number, since it uses less digits than its factorization.

5488405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84455.

The product of its (nonzero) digits is 25600, while the sum is 34.

The square root of 5488405 is about 2342.7345133412. The cubic root of 5488405 is about 176.3932858924.

It can be divided in two parts, 548840 and 5, that added together give a palindrome (548845).

The spelling of 5488405 in words is "five million, four hundred eighty-eight thousand, four hundred five".

Divisors: 1 5 13 65 84437 422185 1097681 5488405