Search a number
-
+
5231471 = 75359239
BaseRepresentation
bin10011111101001101101111
3100211210020012
4103331031233
52314401341
6304043435
762316050
oct23751557
910753205
105231471
112a53533
12190357b
13111225b
149a2727
156d50eb
hex4fd36f

5231471 has 16 divisors (see below), whose sum is σ = 6220800. Its totient is φ = 4306848.

The previous prime is 5231453. The next prime is 5231483. The reversal of 5231471 is 1741325.

It is not a de Polignac number, because 5231471 - 210 = 5230447 is a prime.

It is a super-3 number, since 3×52314713 (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5231411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21770 + ... + 22008.

It is an arithmetic number, because the mean of its divisors is an integer number (388800).

Almost surely, 25231471 is an apocalyptic number.

5231471 is a deficient number, since it is larger than the sum of its proper divisors (989329).

5231471 is a wasteful number, since it uses less digits than its factorization.

5231471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358.

The product of its digits is 840, while the sum is 23.

The square root of 5231471 is about 2287.2409142895. The cubic root of 5231471 is about 173.5966236150.

Adding to 5231471 its reverse (1741325), we get a palindrome (6972796).

The spelling of 5231471 in words is "five million, two hundred thirty-one thousand, four hundred seventy-one".

Divisors: 1 7 53 59 239 371 413 1673 3127 12667 14101 21889 88669 98707 747353 5231471