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322080681 = 3138258479
BaseRepresentation
bin10011001100101…
…000111110101001
3211110001101122010
4103030220332221
51124423040211
651543150133
710660432506
oct2314507651
9743041563
10322080681
11155895a8a
128ba45349
135195c2b0
1430ac04ad
151d4214a6
hex13328fa9

322080681 has 8 divisors (see below), whose sum is σ = 462474880. Its totient is φ = 198203472.

The previous prime is 322080679. The next prime is 322080683. The reversal of 322080681 is 186080223.

It is an interprime number because it is at equal distance from previous prime (322080679) and next prime (322080683).

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

It is not a de Polignac number, because 322080681 - 21 = 322080679 is a prime.

It is a super-3 number, since 3×3220806813 (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (322080683) 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, 4129201 + ... + 4129278.

It is an arithmetic number, because the mean of its divisors is an integer number (57809360).

Almost surely, 2322080681 is an apocalyptic number.

It is an amenable number.

322080681 is a deficient number, since it is larger than the sum of its proper divisors (140394199).

322080681 is a wasteful number, since it uses less digits than its factorization.

322080681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8258495.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 322080681 is about 17946.6063922960. The cubic root of 322080681 is about 685.4696415288.

The spelling of 322080681 in words is "three hundred twenty-two million, eighty thousand, six hundred eighty-one".

Divisors: 1 3 13 39 8258479 24775437 107360227 322080681