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2412345445 = 5312895641
BaseRepresentation
bin1000111111001001…
…0111100001100101
320020010020211211121
42033302113201211
514420030023240
61035212533541
7113531412046
oct21762274145
96203224747
102412345445
111028784924
12573a812b1
132c5a1bc53
1418c5548cd
15e1bb404a
hex8fc97865

2412345445 has 24 divisors (see below), whose sum is σ = 3025353240. Its totient is φ = 1846310400.

The previous prime is 2412345437. The next prime is 2412345491. The reversal of 2412345445 is 5445432142.

It can be written as a sum of positive squares in 4 ways, for example, as 544895649 + 1867449796 = 23343^2 + 43214^2 .

It is not a de Polignac number, because 2412345445 - 23 = 2412345437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2412345445.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 424825 + ... + 430465.

It is an arithmetic number, because the mean of its divisors is an integer number (126056385).

Almost surely, 22412345445 is an apocalyptic number.

It is an amenable number.

2412345445 is a deficient number, since it is larger than the sum of its proper divisors (613007795).

2412345445 is an equidigital number, since it uses as much as digits as its factorization.

2412345445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5797 (or 5766 counting only the distinct ones).

The product of its digits is 76800, while the sum is 34.

The square root of 2412345445 is about 49115.6334072971. The cubic root of 2412345445 is about 1341.1576550057.

Adding to 2412345445 its reverse (5445432142), we get a palindrome (7857777587).

The spelling of 2412345445 in words is "two billion, four hundred twelve million, three hundred forty-five thousand, four hundred forty-five".

Divisors: 1 5 31 89 155 445 961 2759 4805 5641 13795 28205 85529 174871 427645 502049 874355 2510245 5421001 15563519 27105005 77817595 482469089 2412345445