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2120302203 = 317131317363
BaseRepresentation
bin111111001100001…
…0011111001111011
312110202201111211020
41332120103321323
513320244132303
6550221233523
7103354162035
oct17630237173
95422644736
102120302203
11998945478
124b21028a3
1327a3789b6
14161852c55
15c6227a53
hex7e613e7b

2120302203 has 16 divisors (see below), whose sum is σ = 3016227456. Its totient is φ = 1320225920.

The previous prime is 2120302199. The next prime is 2120302229. The reversal of 2120302203 is 3022030212.

It is a cyclic number.

It is not a de Polignac number, because 2120302203 - 22 = 2120302199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2120302243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152001 + ... + 165362.

It is an arithmetic number, because the mean of its divisors is an integer number (188514216).

Almost surely, 22120302203 is an apocalyptic number.

2120302203 is a deficient number, since it is larger than the sum of its proper divisors (895925253).

2120302203 is a wasteful number, since it uses less digits than its factorization.

2120302203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317514.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2120302203 is about 46046.7393308147. The cubic root of 2120302203 is about 1284.6926956206.

Adding to 2120302203 its reverse (3022030212), we get a palindrome (5142332415).

The spelling of 2120302203 in words is "two billion, one hundred twenty million, three hundred two thousand, two hundred three".

Divisors: 1 3 17 51 131 393 2227 6681 317363 952089 5395171 16185513 41574553 124723659 706767401 2120302203