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44311000120 = 2351107775003
BaseRepresentation
bin101001010001001001…
…000011010000111000
311020101002222000220121
4221101021003100320
51211222104000440
632204534303024
73126032200162
oct512111032070
9136332860817
1044311000120
111787944a262
1287077b7a74
1342422538ca
142204d59932
1512451e034a
hexa51243438

44311000120 has 16 divisors (see below), whose sum is σ = 99699750360. Its totient is φ = 17724400032.

The previous prime is 44311000091. The next prime is 44311000127. The reversal of 44311000120 is 2100011344.

It is a junction number, because it is equal to n+sod(n) for n = 44311000094 and 44311000103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44311000127) 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, 553887462 + ... + 553887541.

Almost surely, 244311000120 is an apocalyptic number.

44311000120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44311000120 is an abundant number, since it is smaller than the sum of its proper divisors (55388750240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44311000120 is a wasteful number, since it uses less digits than its factorization.

44311000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107775014 (or 1107775010 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 44311000120 its reverse (2100011344), we get a palindrome (46411011464).

The spelling of 44311000120 in words is "forty-four billion, three hundred eleven million, one hundred twenty", and thus it is an aban number.

Divisors: 1 2 4 5 8 10 20 40 1107775003 2215550006 4431100012 5538875015 8862200024 11077750030 22155500060 44311000120