Search a number
-
+
8812084481 is a prime number
BaseRepresentation
bin10000011010011110…
…11011110100000001
3211202010111021101022
420031033123310001
5121021343200411
64014225315225
7431241324254
oct101517336401
924663437338
108812084481
113812212552
12185b195b15
13aa5867595
145d849b09b
1536895cedb
hex20d3dbd01

8812084481 has 2 divisors, whose sum is σ = 8812084482. Its totient is φ = 8812084480.

The previous prime is 8812084469. The next prime is 8812084511. The reversal of 8812084481 is 1844802188.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4920321025 + 3891763456 = 70145^2 + 62384^2 .

It is a cyclic number.

It is not a de Polignac number, because 8812084481 - 230 = 7738342657 is a prime.

It is a super-2 number, since 2×88120844812 (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (8812084381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4406042240 + 4406042241.

It is an arithmetic number, because the mean of its divisors is an integer number (4406042241).

Almost surely, 28812084481 is an apocalyptic number.

It is an amenable number.

8812084481 is a deficient number, since it is larger than the sum of its proper divisors (1).

8812084481 is an equidigital number, since it uses as much as digits as its factorization.

8812084481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 131072, while the sum is 44.

The square root of 8812084481 is about 93872.7035990761. The cubic root of 8812084481 is about 2065.5048417928.

The spelling of 8812084481 in words is "eight billion, eight hundred twelve million, eighty-four thousand, four hundred eighty-one".