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8325081 = 323153563
BaseRepresentation
bin11111110000011111011001
3120122221212100
4133300133121
54112400311
6454234013
7130522242
oct37603731
916587770
108325081
114776836
122955909
1319563ab
141169cc9
15ae6a56
hex7f07d9

8325081 has 24 divisors (see below), whose sum is σ = 12669696. Its totient is φ = 5260320.

The previous prime is 8325073. The next prime is 8325089. The reversal of 8325081 is 1805238.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (8325073) and next prime (8325089).

It is not a de Polignac number, because 8325081 - 23 = 8325073 is a prime.

It is a super-2 number, since 2×83250812 = 138613947313122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8325089) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14506 + ... + 15068.

It is an arithmetic number, because the mean of its divisors is an integer number (527904).

Almost surely, 28325081 is an apocalyptic number.

It is an amenable number.

8325081 is a deficient number, since it is larger than the sum of its proper divisors (4344615).

8325081 is a wasteful number, since it uses less digits than its factorization.

8325081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653 (or 650 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 8325081 is about 2885.3216458482. The cubic root of 8325081 is about 202.6731212717.

The spelling of 8325081 in words is "eight million, three hundred twenty-five thousand, eighty-one".

Divisors: 1 3 9 31 53 93 159 279 477 563 1643 1689 4929 5067 14787 17453 29839 52359 89517 157077 268551 925009 2775027 8325081