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320056660424533 = 1493217366765029
BaseRepresentation
bin100100011000101101111111…
…1100011010111011101010101
31112222020010011221222212221211
41020301123333203113131111
5313422302020032041113
63052411555555541421
7124262221260255034
oct11061337743273525
91488203157885854
10320056660424533
1192a862a3a4a09a
122ba9115bbba871
13109782a12b8176
145906b79bc871b
15270061cb78b3d
hex12316ff8d7755

320056660424533 has 8 divisors (see below), whose sum is σ = 322214711283000. Its totient is φ = 317898743160768.

The previous prime is 320056660424531. The next prime is 320056660424551. The reversal of 320056660424533 is 335424066650023.

It can be written as a sum of positive squares in 4 ways, for example, as 73787447161444 + 246269213263089 = 8589962^2 + 15692967^2 .

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 320056660424533 - 21 = 320056660424531 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320056660424531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28588738 + ... + 38176291.

It is an arithmetic number, because the mean of its divisors is an integer number (40276838910375).

Almost surely, 2320056660424533 is an apocalyptic number.

It is an amenable number.

320056660424533 is a deficient number, since it is larger than the sum of its proper divisors (2158050858467).

320056660424533 is a wasteful number, since it uses less digits than its factorization.

320056660424533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66797351.

The product of its (nonzero) digits is 9331200, while the sum is 49.

The spelling of 320056660424533 in words is "three hundred twenty trillion, fifty-six billion, six hundred sixty million, four hundred twenty-four thousand, five hundred thirty-three".

Divisors: 1 149 32173 4793777 66765029 9947989321 2148031278017 320056660424533