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8013071 = 111494889
BaseRepresentation
bin11110100100010100001111
3120002002212102
4132210110033
54022404241
6443425315
7125052503
oct36442417
916062772
108013071
114583380
12282523b
131877381
1410c8303
15a8439b
hex7a450f

8013071 has 8 divisors (see below), whose sum is σ = 8802000. Its totient is φ = 7234240.

The previous prime is 8013043. The next prime is 8013101. The reversal of 8013071 is 1703108.

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 8013071 - 214 = 7996687 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 (8013371) 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, 806 + ... + 4083.

It is an arithmetic number, because the mean of its divisors is an integer number (1100250).

Almost surely, 28013071 is an apocalyptic number.

8013071 is a deficient number, since it is larger than the sum of its proper divisors (788929).

8013071 is a wasteful number, since it uses less digits than its factorization.

8013071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5049.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 8013071 is about 2830.7368298731. The cubic root of 8013071 is about 200.1088657305.

Adding to 8013071 its reverse (1703108), we get a palindrome (9716179).

The spelling of 8013071 in words is "eight million, thirteen thousand, seventy-one".

Divisors: 1 11 149 1639 4889 53779 728461 8013071