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8068071131 = 54720997027
BaseRepresentation
bin1111000001110010…
…01111111011011011
3202211021111110221022
413200321033323123
5113010411234011
63412330433055
7403635321161
oct74071177333
922737443838
108068071131
11347024128a
121691b9278b
139b76879b3
14567747231
153234948db
hex1e0e4fedb

8068071131 has 8 divisors (see below), whose sum is σ = 8087822400. Its totient is φ = 8048339208.

The previous prime is 8068071097. The next prime is 8068071163. The reversal of 8068071131 is 1311708608.

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 8068071131 - 222 = 8063876827 is a prime.

It is a super-2 number, since 2×80680711312 (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 = 8068071091 and 8068071100.

It is not an unprimeable number, because it can be changed into a prime (8068071331) 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, 1144640 + ... + 1151666.

It is an arithmetic number, because the mean of its divisors is an integer number (1010977800).

Almost surely, 28068071131 is an apocalyptic number.

8068071131 is a deficient number, since it is larger than the sum of its proper divisors (19751269).

8068071131 is a wasteful number, since it uses less digits than its factorization.

8068071131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9673.

The product of its (nonzero) digits is 8064, while the sum is 35.

The square root of 8068071131 is about 89822.4422457996. The cubic root of 8068071131 is about 2005.6565807146.

Adding to 8068071131 its reverse (1311708608), we get a palindrome (9379779739).

The spelling of 8068071131 in words is "eight billion, sixty-eight million, seventy-one thousand, one hundred thirty-one".

Divisors: 1 547 2099 7027 1148153 3843769 14749673 8068071131