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44003144143 = 762653100333
BaseRepresentation
bin101000111110110010…
…101011000111001111
311012120122200022220101
4220332302223013033
51210104301103033
632114220031531
73115303360660
oct507662530717
9135518608811
1044003144143
111773069a532
1286406925a7
1341c35350ca
1421b60dd367
15122817d97d
hexa3ecab1cf

44003144143 has 8 divisors (see below), whose sum is σ = 50290611488. Its totient is φ = 37716002784.

The previous prime is 44003144137. The next prime is 44003144149. The reversal of 44003144143 is 34144130044.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (44003144137) and next prime (44003144149).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44003144143 - 229 = 43466273231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44003144149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388405 + ... + 488737.

It is an arithmetic number, because the mean of its divisors is an integer number (6286326436).

Almost surely, 244003144143 is an apocalyptic number.

44003144143 is a deficient number, since it is larger than the sum of its proper divisors (6287467345).

44003144143 is a wasteful number, since it uses less digits than its factorization.

44003144143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162993.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 44003144143 its reverse (34144130044), we get a palindrome (78147274187).

The spelling of 44003144143 in words is "forty-four billion, three million, one hundred forty-four thousand, one hundred forty-three".

Divisors: 1 7 62653 100333 438571 702331 6286163449 44003144143