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2320200205 = 51727296473
BaseRepresentation
bin1000101001001011…
…0111001000001101
312222200212101022221
42022102313020031
514222432401310
61022121535341
7111332243041
oct21222671015
95880771287
102320200205
11a90768834
12549044551
132ac8c873b
1418020a021
15d8a61ada
hex8a4b720d

2320200205 has 8 divisors (see below), whose sum is σ = 2948019192. Its totient is φ = 1746974208.

The previous prime is 2320200203. The next prime is 2320200221. The reversal of 2320200205 is 5020020232.

It can be written as a sum of positive squares in 4 ways, for example, as 1183566409 + 1136633796 = 34403^2 + 33714^2 .

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 2320200205 - 21 = 2320200203 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 (2320200203) 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, 13648152 + ... + 13648321.

It is an arithmetic number, because the mean of its divisors is an integer number (368502399).

Almost surely, 22320200205 is an apocalyptic number.

It is an amenable number.

2320200205 is a deficient number, since it is larger than the sum of its proper divisors (627818987).

2320200205 is a wasteful number, since it uses less digits than its factorization.

2320200205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27296495.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 2320200205 is about 48168.4565353718. The cubic root of 2320200205 is about 1323.8592683406.

Adding to 2320200205 its reverse (5020020232), we get a palindrome (7340220437).

The spelling of 2320200205 in words is "two billion, three hundred twenty million, two hundred thousand, two hundred five".

Divisors: 1 5 17 85 27296473 136482365 464040041 2320200205