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71008852 = 22197312799
BaseRepresentation
bin1000011101110…
…00001001010100
311221121121211111
410032320021110
5121134240402
611013544404
71521364615
oct416701124
9157547744
1071008852
11370a0002
121b945104
1311932a95
149605c0c
1563799d7
hex43b8254

71008852 has 24 divisors (see below), whose sum is σ = 132608000. Its totient is φ = 33172416.

The previous prime is 71008829. The next prime is 71008877. The reversal of 71008852 is 25880017.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 852 + ... + 11947.

Almost surely, 271008852 is an apocalyptic number.

It is an amenable number.

71008852 is a deficient number, since it is larger than the sum of its proper divisors (61599148).

71008852 is a wasteful number, since it uses less digits than its factorization.

71008852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12895 (or 12893 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 31.

The square root of 71008852 is about 8426.6750263672. The cubic root of 71008852 is about 414.0989829214.

Adding to 71008852 its reverse (25880017), we get a palindrome (96888869).

The spelling of 71008852 in words is "seventy-one million, eight thousand, eight hundred fifty-two".

Divisors: 1 2 4 19 38 73 76 146 292 1387 2774 5548 12799 25598 51196 243181 486362 934327 972724 1868654 3737308 17752213 35504426 71008852