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2034202121 = 7252737873
BaseRepresentation
bin111100100111111…
…0111011000001001
312020202201011201022
41321033313120021
513131223431441
6533504002225
7101260301300
oct17117673011
95222634638
102034202121
11954288186
12489300375
13265590bc3
1415423d437
15bd8bb84b
hex793f7609

2034202121 has 12 divisors (see below), whose sum is σ = 2367066132. Its totient is φ = 1743049728.

The previous prime is 2034202109. The next prime is 2034202123. The reversal of 2034202121 is 1212024302.

It can be written as a sum of positive squares in 2 ways, for example, as 429318400 + 1604883721 = 20720^2 + 40061^2 .

It is not a de Polignac number, because 2034202121 - 214 = 2034185737 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2034202121.

It is not an unprimeable number, because it can be changed into a prime (2034202123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 254441 + ... + 262313.

It is an arithmetic number, because the mean of its divisors is an integer number (197255511).

Almost surely, 22034202121 is an apocalyptic number.

It is an amenable number.

2034202121 is a deficient number, since it is larger than the sum of its proper divisors (332864011).

2034202121 is an equidigital number, since it uses as much as digits as its factorization.

2034202121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13160 (or 13153 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2034202121 is about 45102.1298942744. The cubic root of 2034202121 is about 1267.0624899228.

Adding to 2034202121 its reverse (1212024302), we get a palindrome (3246226423).

The spelling of 2034202121 in words is "two billion, thirty-four million, two hundred two thousand, one hundred twenty-one".

Divisors: 1 7 49 5273 7873 36911 55111 258377 385777 41514329 290600303 2034202121