Search a number
-
+
7395961 is a prime number
BaseRepresentation
bin11100001101101001111001
3111220202100111
4130031221321
53343132321
6422304321
7116602366
oct34155171
914822314
107395961
1141a1771
1225880a1
1316bc511
14da746d
159b15e1
hex70da79

7395961 has 2 divisors, whose sum is σ = 7395962. Its totient is φ = 7395960.

The previous prime is 7395943. The next prime is 7396001. The reversal of 7395961 is 1695937.

It is an a-pointer prime, because the next prime (7396001) can be obtained adding 7395961 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5382400 + 2013561 = 2320^2 + 1419^2 .

It is a cyclic number.

It is not a de Polignac number, because 7395961 - 211 = 7393913 is a prime.

It is a super-2 number, since 2×73959612 = 109400478227042, which contains 22 as substring.

7395961 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (7395931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3697980 + 3697981.

It is an arithmetic number, because the mean of its divisors is an integer number (3697981).

Almost surely, 27395961 is an apocalyptic number.

It is an amenable number.

7395961 is a deficient number, since it is larger than the sum of its proper divisors (1).

7395961 is an equidigital number, since it uses as much as digits as its factorization.

7395961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51030, while the sum is 40.

The square root of 7395961 is about 2719.5516174546. The cubic root of 7395961 is about 194.8340556223.

The spelling of 7395961 in words is "seven million, three hundred ninety-five thousand, nine hundred sixty-one".