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4430111142 = 237310114409
BaseRepresentation
bin1000010000000111…
…00010000110100110
3102102202000222000110
410020003202012212
533033102024032
62011332353450
7214532215632
oct41003420646
912382028013
104430111142
111973756086
12a37775886
13557a76752
14300515dc2
151addd57cc
hex1080e21a6

4430111142 has 16 divisors (see below), whose sum is σ = 8981596080. Its totient is φ = 1456474752.

The previous prime is 4430111129. The next prime is 4430111171. The reversal of 4430111142 is 2411110344.

It is a congruent number.

It is an unprimeable number.

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, 5056767 + ... + 5057642.

It is an arithmetic number, because the mean of its divisors is an integer number (561349755).

Almost surely, 24430111142 is an apocalyptic number.

4430111142 is an abundant number, since it is smaller than the sum of its proper divisors (4551484938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4430111142 is a wasteful number, since it uses less digits than its factorization.

4430111142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10114487.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 4430111142 is about 66559.0800867921. The cubic root of 4430111142 is about 1642.3720312951.

Adding to 4430111142 its reverse (2411110344), we get a palindrome (6841221486).

It can be divided in two parts, 443011 and 1142, that added together give a triangular number (444153 = T942).

The spelling of 4430111142 in words is "four billion, four hundred thirty million, one hundred eleven thousand, one hundred forty-two".

Divisors: 1 2 3 6 73 146 219 438 10114409 20228818 30343227 60686454 738351857 1476703714 2215055571 4430111142