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4862872169 is a prime number
BaseRepresentation
bin1001000011101100…
…11000101001101001
3110112220100111112122
410201312120221221
534424343402134
62122312121025
7231335505611
oct44166305151
913486314478
104862872169
112075a67921
12b38696175
135c661896c
14341ba7a41
151d6dbb02e
hex121d98a69

4862872169 has 2 divisors, whose sum is σ = 4862872170. Its totient is φ = 4862872168.

The previous prime is 4862872139. The next prime is 4862872177. The reversal of 4862872169 is 9612782684.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2463831769 + 2399040400 = 49637^2 + 48980^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4862872169 is a prime.

It is a super-2 number, since 2×48628721692 = 47295051464069529122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4862872169.

It is not a weakly prime, because it can be changed into another prime (4862872139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2431436084 + 2431436085.

It is an arithmetic number, because the mean of its divisors is an integer number (2431436085).

Almost surely, 24862872169 is an apocalyptic number.

It is an amenable number.

4862872169 is a deficient number, since it is larger than the sum of its proper divisors (1).

4862872169 is an equidigital number, since it uses as much as digits as its factorization.

4862872169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2322432, while the sum is 53.

The square root of 4862872169 is about 69734.2969348656. The cubic root of 4862872169 is about 1694.1984670781.

The spelling of 4862872169 in words is "four billion, eight hundred sixty-two million, eight hundred seventy-two thousand, one hundred sixty-nine".