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8601068231 = 76171991449
BaseRepresentation
bin10000000001010100…
…11110001011000111
3211012102102112111122
420000222132023013
5120103333140411
63541250424155
7423066605450
oct100052361307
924172375448
108601068231
113714095958
12180059205b
13a70c23cb2
145b844c127
153551799db
hex200a9e2c7

8601068231 has 8 divisors (see below), whose sum is σ = 9845728800. Its totient is φ = 7360391808.

The previous prime is 8601068209. The next prime is 8601068233. The reversal of 8601068231 is 1328601068.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 8601068231 - 26 = 8601068167 is a prime.

It is a super-2 number, since 2×86010682312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8601068191 and 8601068200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8601068233) 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, 991406 + ... + 1000043.

It is an arithmetic number, because the mean of its divisors is an integer number (1230716100).

Almost surely, 28601068231 is an apocalyptic number.

8601068231 is a deficient number, since it is larger than the sum of its proper divisors (1244660569).

8601068231 is a wasteful number, since it uses less digits than its factorization.

8601068231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1992073.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 8601068231 is about 92741.9442916742. The cubic root of 8601068231 is about 2048.8844401249.

Adding to 8601068231 its reverse (1328601068), we get a palindrome (9929669299).

The spelling of 8601068231 in words is "eight billion, six hundred one million, sixty-eight thousand, two hundred thirty-one".

Divisors: 1 7 617 4319 1991449 13940143 1228724033 8601068231