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4123323001 = 721734011213
BaseRepresentation
bin1111010111000100…
…1110101001111001
3101122100202111210201
43311301032221321
531421032314001
61521053042201
7204115444600
oct36561165171
911570674721
104123323001
111826565666
12970a86361
1350933ccc5
142b1896a37
15191ed5501
hexf5c4ea79

4123323001 has 24 divisors (see below), whose sum is σ = 4840261704. Its totient is φ = 3502195200.

The previous prime is 4123322993. The next prime is 4123323007. The reversal of 4123323001 is 1003233214.

It can be written as a sum of positive squares in 4 ways, for example, as 1648360000 + 2474963001 = 40600^2 + 49749^2 .

It is not a de Polignac number, because 4123323001 - 23 = 4123322993 is a prime.

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 4123323001.

It is not an unprimeable number, because it can be changed into a prime (4123323007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3398671 + ... + 3399883.

It is an arithmetic number, because the mean of its divisors is an integer number (201677571).

Almost surely, 24123323001 is an apocalyptic number.

It is an amenable number.

4123323001 is a deficient number, since it is larger than the sum of its proper divisors (716938703).

4123323001 is a wasteful number, since it uses less digits than its factorization.

4123323001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1801 (or 1794 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 4123323001 is about 64213.1061466427. The cubic root of 4123323001 is about 1603.5498009184.

Adding to 4123323001 its reverse (1003233214), we get a palindrome (5126556215).

The spelling of 4123323001 in words is "four billion, one hundred twenty-three million, three hundred twenty-three thousand, one".

Divisors: 1 7 49 173 401 1211 1213 2807 8477 8491 19649 59437 69373 209849 485611 486413 1468943 3399277 3404891 10282601 23834237 84149449 589046143 4123323001