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44003001031 = 1113309300569
BaseRepresentation
bin101000111110110010…
…001000001011000111
311012120122102001120221
4220332302020023013
51210104232013111
632114213005211
73115302223513
oct507662101307
9135518361527
1044003001031
1117730601a60
128640623807
1341c34b4c22
1421b60a3143
151228151371
hexa3ec882c7

44003001031 has 8 divisors (see below), whose sum is σ = 48007040400. Its totient is φ = 39999589440.

The previous prime is 44003001019. The next prime is 44003001083. The reversal of 44003001031 is 13010030044.

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 44003001031 - 221 = 44000903879 is a prime.

It is a super-2 number, since 2×440030010312 (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44003000996 and 44003001014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44003001631) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3886 + ... + 296683.

It is an arithmetic number, because the mean of its divisors is an integer number (6000880050).

Almost surely, 244003001031 is an apocalyptic number.

44003001031 is a deficient number, since it is larger than the sum of its proper divisors (4004039369).

44003001031 is a wasteful number, since it uses less digits than its factorization.

44003001031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313889.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 44003001031 its reverse (13010030044), we get a palindrome (57013031075).

The spelling of 44003001031 in words is "forty-four billion, three million, one thousand, thirty-one".

Divisors: 1 11 13309 146399 300569 3306259 4000272821 44003001031