Search a number
-
+
2836961 is a prime number
BaseRepresentation
bin1010110100100111100001
312100010120122
422310213201
51211240321
6140450025
733054011
oct12644741
95303518
102836961
1116684a6
12b49915
1378439a
1453bc41
153b08ab
hex2b49e1

2836961 has 2 divisors, whose sum is σ = 2836962. Its totient is φ = 2836960.

The previous prime is 2836949. The next prime is 2836963. The reversal of 2836961 is 1696382.

2836961 = 344 + 354.

2836961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1500625 + 1336336 = 1225^2 + 1156^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2836961 is a prime.

Together with 2836963, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (2836963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1418480 + 1418481.

It is an arithmetic number, because the mean of its divisors is an integer number (1418481).

22836961 is an apocalyptic number.

It is an amenable number.

2836961 is a deficient number, since it is larger than the sum of its proper divisors (1).

2836961 is an equidigital number, since it uses as much as digits as its factorization.

2836961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 35.

The square root of 2836961 is about 1684.3280559321. The cubic root of 2836961 is about 141.5634446850.

The spelling of 2836961 in words is "two million, eight hundred thirty-six thousand, nine hundred sixty-one".