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2020245297 = 3796202157
BaseRepresentation
bin111100001101010…
…0111111100110001
312012210110002112220
41320122213330301
513114140322142
6532244511253
7101030541660
oct17032477461
95183402486
102020245297
11947415214
124846ab529
13262715325
14152448dd7
15bc5612ec
hex786a7f31

2020245297 has 8 divisors (see below), whose sum is σ = 3078469056. Its totient is φ = 1154425872.

The previous prime is 2020245277. The next prime is 2020245323. The reversal of 2020245297 is 7925420202.

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

It is not a de Polignac number, because 2020245297 - 214 = 2020228913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2020245217) 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, 48101058 + ... + 48101099.

It is an arithmetic number, because the mean of its divisors is an integer number (384808632).

Almost surely, 22020245297 is an apocalyptic number.

It is an amenable number.

2020245297 is a deficient number, since it is larger than the sum of its proper divisors (1058223759).

2020245297 is an equidigital number, since it uses as much as digits as its factorization.

2020245297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96202167.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 2020245297 is about 44947.1389189568. The cubic root of 2020245297 is about 1264.1580313766.

Adding to 2020245297 its reverse (7925420202), we get a palindrome (9945665499).

The spelling of 2020245297 in words is "two billion, twenty million, two hundred forty-five thousand, two hundred ninety-seven".

Divisors: 1 3 7 21 96202157 288606471 673415099 2020245297