Search a number
-
+
4312541231 = 313112312269
BaseRepresentation
bin1000000010000110…
…00010100000101111
3102010112210210102022
410001003002200233
532313002304411
61551532420355
7211603665335
oct40103024057
912115723368
104312541231
111913354069
12a043176bb
135395c095b
142cca6db55
151a390eedb
hex1010c282f

4312541231 has 8 divisors (see below), whose sum is σ = 4330524720. Its totient is φ = 4294585152.

The previous prime is 4312541213. The next prime is 4312541237. The reversal of 4312541231 is 1321452134.

It is a happy number.

4312541231 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4312541231 - 230 = 3238799407 is a prime.

It is a super-2 number, since 2×43125412312 = 37196023738149990722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4312541231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4312541237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 345365 + ... + 357633.

It is an arithmetic number, because the mean of its divisors is an integer number (541315590).

Almost surely, 24312541231 is an apocalyptic number.

4312541231 is a deficient number, since it is larger than the sum of its proper divisors (17983489).

4312541231 is a wasteful number, since it uses less digits than its factorization.

4312541231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13705.

The product of its digits is 2880, while the sum is 26.

The square root of 4312541231 is about 65669.9416095370. The cubic root of 4312541231 is about 1627.7127052667.

Adding to 4312541231 its reverse (1321452134), we get a palindrome (5633993365).

The spelling of 4312541231 in words is "four billion, three hundred twelve million, five hundred forty-one thousand, two hundred thirty-one".

Divisors: 1 313 1123 12269 351499 3840197 13778087 4312541231