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42001444333 = 593971793171
BaseRepresentation
bin100111000111011110…
…110010110111101101
311000102011010102222101
4213013132302313231
51142004332204313
631143432415101
73014556246322
oct470736626755
9130364112871
1042001444333
11168a37a1872
128182247491
133c64914154
142066320b49
15115c5825dd
hex9c77b2ded

42001444333 has 8 divisors (see below), whose sum is σ = 42820947360. Its totient is φ = 41185528560.

The previous prime is 42001444313. The next prime is 42001444367. The reversal of 42001444333 is 33344410024.

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 42001444333 - 25 = 42001444301 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 (42001444313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 873163 + ... + 920008.

It is an arithmetic number, because the mean of its divisors is an integer number (5352618420).

Almost surely, 242001444333 is an apocalyptic number.

It is an amenable number.

42001444333 is a deficient number, since it is larger than the sum of its proper divisors (819503027).

42001444333 is a wasteful number, since it uses less digits than its factorization.

42001444333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793627.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 42001444333 its reverse (33344410024), we get a palindrome (75345854357).

The spelling of 42001444333 in words is "forty-two billion, one million, four hundred forty-four thousand, three hundred thirty-three".

Divisors: 1 59 397 23423 1793171 105797089 711888887 42001444333