Search a number
-
+
7906361 is a prime number
BaseRepresentation
bin11110001010010000111001
3112212200111012
4132022100321
54011000421
6441243305
7124126421
oct36122071
915780435
107906361
114510191
122793535
13183a928
14109b481
15a6295b
hex78a439

7906361 has 2 divisors, whose sum is σ = 7906362. Its totient is φ = 7906360.

The previous prime is 7906307. The next prime is 7906369. The reversal of 7906361 is 1636097.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4648336 + 3258025 = 2156^2 + 1805^2 .

It is a cyclic number.

It is not a de Polignac number, because 7906361 - 214 = 7889977 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is equal to p533885 and since 7906361 and 533885 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (7906369) 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, 3953180 + 3953181.

It is an arithmetic number, because the mean of its divisors is an integer number (3953181).

Almost surely, 27906361 is an apocalyptic number.

It is an amenable number.

7906361 is a deficient number, since it is larger than the sum of its proper divisors (1).

7906361 is an equidigital number, since it uses as much as digits as its factorization.

7906361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 7906361 is about 2811.8252079388. The cubic root of 7906361 is about 199.2166105109.

The spelling of 7906361 in words is "seven million, nine hundred six thousand, three hundred sixty-one".