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4144000033 = 37861109453
BaseRepresentation
bin1111011100000000…
…0110110000100001
3101200210200000100201
43313000012300201
531441331000113
61523112145201
7204456263515
oct36700066041
911623600321
104144000033
1118371a8618
12977998201
135106cc634
142b451a145
15193c1bcdd
hexf7006c21

4144000033 has 4 divisors (see below), whose sum is σ = 4144147348. Its totient is φ = 4143852720.

The previous prime is 4144000009. The next prime is 4144000039. The reversal of 4144000033 is 3300004414.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2715764769 + 1428235264 = 52113^2 + 37792^2 .

It is a cyclic number.

It is not a de Polignac number, because 4144000033 - 29 = 4143999521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4144000039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16866 + ... + 92587.

It is an arithmetic number, because the mean of its divisors is an integer number (1036036837).

Almost surely, 24144000033 is an apocalyptic number.

It is an amenable number.

4144000033 is a deficient number, since it is larger than the sum of its proper divisors (147315).

4144000033 is a wasteful number, since it uses less digits than its factorization.

4144000033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147314.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 4144000033 is about 64373.9080140394. The cubic root of 4144000033 is about 1606.2257479157.

Adding to 4144000033 its reverse (3300004414), we get a palindrome (7444004447).

The spelling of 4144000033 in words is "four billion, one hundred forty-four million, thirty-three", and thus it is an aban number.

Divisors: 1 37861 109453 4144000033