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2020022297 = 17196253939
BaseRepresentation
bin111100001100111…
…0001100000011001
312012210000202122122
41320121301200121
513114111203142
6532240031025
7101025622556
oct17031614031
95183022578
102020022297
11947282717
12484602475
13262667987
141523cba2d
15bc51a1d2
hex78671819

2020022297 has 8 divisors (see below), whose sum is σ = 2251418400. Its totient is φ = 1801134144.

The previous prime is 2020022267. The next prime is 2020022299. The reversal of 2020022297 is 7922200202.

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 2020022297 - 28 = 2020022041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2020022299) 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, 3126647 + ... + 3127292.

It is an arithmetic number, because the mean of its divisors is an integer number (281427300).

Almost surely, 22020022297 is an apocalyptic number.

It is an amenable number.

2020022297 is a deficient number, since it is larger than the sum of its proper divisors (231396103).

2020022297 is a wasteful number, since it uses less digits than its factorization.

2020022297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6253975.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 2020022297 is about 44944.6581586733. The cubic root of 2020022297 is about 1264.1115159667. Note that the first 3 decimals are identical.

Adding to 2020022297 its reverse (7922200202), we get a palindrome (9942222499).

The spelling of 2020022297 in words is "two billion, twenty million, twenty-two thousand, two hundred ninety-seven".

Divisors: 1 17 19 323 6253939 106316963 118824841 2020022297