Search a number
-
+
5271471 = 321493931
BaseRepresentation
bin10100000110111110101111
3100220211002200
4110012332233
52322141341
6304552543
762543502
oct24067657
910824080
105271471
112a80597
121922753
13112751a
149b3139
156e1db6
hex506faf

5271471 has 12 divisors (see below), whose sum is σ = 7667400. Its totient is φ = 3489840.

The previous prime is 5271463. The next prime is 5271481. The reversal of 5271471 is 1741725.

It is not a de Polignac number, because 5271471 - 23 = 5271463 is a prime.

It is a super-3 number, since 3×52714713 (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5271401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 625 + ... + 3306.

It is an arithmetic number, because the mean of its divisors is an integer number (638950).

Almost surely, 25271471 is an apocalyptic number.

5271471 is a deficient number, since it is larger than the sum of its proper divisors (2395929).

5271471 is a wasteful number, since it uses less digits than its factorization.

5271471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4086 (or 4083 counting only the distinct ones).

The product of its digits is 1960, while the sum is 27.

The square root of 5271471 is about 2295.9684231278. The cubic root of 5271471 is about 174.0379425778.

The spelling of 5271471 in words is "five million, two hundred seventy-one thousand, four hundred seventy-one".

Divisors: 1 3 9 149 447 1341 3931 11793 35379 585719 1757157 5271471