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6712325081 = 711225131573
BaseRepresentation
bin1100100000001010…
…11111001111011001
3122022210102102222122
412100011133033121
5102221323400311
63030020231025
7325223551610
oct62005371731
918283372878
106712325081
112934a29200
121373b3b475
1382c8320b7
14479674877
152944420db
hex19015f3d9

6712325081 has 24 divisors (see below), whose sum is σ = 8465873472. Its totient is φ = 5209380000.

The previous prime is 6712325071. The next prime is 6712325093. The reversal of 6712325081 is 1805232176.

It is a happy number.

It is not a de Polignac number, because 6712325081 - 210 = 6712324057 is a prime.

It is a super-2 number, since 2×67123250812 = 90110615986043313122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6712325071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 196811 + ... + 228383.

It is an arithmetic number, because the mean of its divisors is an integer number (352744728).

Almost surely, 26712325081 is an apocalyptic number.

It is an amenable number.

6712325081 is a deficient number, since it is larger than the sum of its proper divisors (1753548391).

6712325081 is a wasteful number, since it uses less digits than its factorization.

6712325081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31853 (or 31842 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 6712325081 is about 81928.7805413946. The cubic root of 6712325081 is about 1886.3589073590.

The spelling of 6712325081 in words is "six billion, seven hundred twelve million, three hundred twenty-five thousand, eighty-one".

Divisors: 1 7 11 77 121 251 847 1757 2761 19327 30371 31573 212597 221011 347303 2431121 3820333 7924823 26742331 55473761 87173053 610211371 958903583 6712325081