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4300012231 = 9744330023
BaseRepresentation
bin1000000000100110…
…01111101011000111
3102002200020020212021
410000103033223013
532301300342411
61550404104011
7211362333544
oct40023175307
912080206767
104300012231
111907276919
12a00095007
13536b24c48
142cb12bbcb
151a2787a71
hex1004cfac7

4300012231 has 4 divisors (see below), whose sum is σ = 4344342352. Its totient is φ = 4255682112.

The previous prime is 4300012193. The next prime is 4300012243. The reversal of 4300012231 is 1322100034.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1322100034 = 2661050017.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4300012231 is a prime.

It is a super-2 number, since 2×43000122312 = 36980210373499194722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4300042231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22164915 + ... + 22165108.

It is an arithmetic number, because the mean of its divisors is an integer number (1086085588).

Almost surely, 24300012231 is an apocalyptic number.

4300012231 is a deficient number, since it is larger than the sum of its proper divisors (44330121).

4300012231 is an equidigital number, since it uses as much as digits as its factorization.

4300012231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44330120.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 4300012231 is about 65574.4785034544. The cubic root of 4300012231 is about 1626.1348734790.

Adding to 4300012231 its reverse (1322100034), we get a palindrome (5622112265).

The spelling of 4300012231 in words is "four billion, three hundred million, twelve thousand, two hundred thirty-one".

Divisors: 1 97 44330023 4300012231