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220232416045205 = 564940216782621
BaseRepresentation
bin110010000100110011011010…
…111011010010100010010101
31001212210000100201212222001102
4302010303122323102202111
5212331241442001421310
62100221213014035445
764250160401204024
oct6204633273224225
91055700321788042
10220232416045205
116419a052457093
122084a626648b85
1395b6a9b66cb05
143c5543d2068bb
151a6db3d1688a5
hexc84cdaed2895

220232416045205 has 8 divisors (see below), whose sum is σ = 264278978914104. Its totient is φ = 176185879729600.

The previous prime is 220232416045171. The next prime is 220232416045217. The reversal of 220232416045205 is 502540614232022.

It can be written as a sum of positive squares in 4 ways, for example, as 15848822799364 + 204383593245841 = 3981058^2 + 14296279^2 .

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

It is not a de Polignac number, because 220232416045205 - 212 = 220232416041109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29078795 + ... + 35861415.

It is an arithmetic number, because the mean of its divisors is an integer number (33034872364263).

Almost surely, 2220232416045205 is an apocalyptic number.

It is an amenable number.

220232416045205 is a deficient number, since it is larger than the sum of its proper divisors (44046562868899).

220232416045205 is an equidigital number, since it uses as much as digits as its factorization.

220232416045205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13276647.

The product of its (nonzero) digits is 230400, while the sum is 38.

The spelling of 220232416045205 in words is "two hundred twenty trillion, two hundred thirty-two billion, four hundred sixteen million, forty-five thousand, two hundred five".

Divisors: 1 5 6494021 6782621 32470105 33913105 44046483209041 220232416045205