Search a number
-
+
7906097 = 10972533
BaseRepresentation
bin11110001010001100110001
3112212200010102
4132022030301
54010443342
6441242145
7124125563
oct36121461
915780112
107906097
11450aa71
122793355
13183a784
14109b333
15a62832
hex78a331

7906097 has 4 divisors (see below), whose sum is σ = 7978740. Its totient is φ = 7833456.

The previous prime is 7906081. The next prime is 7906099.

7906097 is nontrivially palindromic in base 10.

7906097 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6031936 + 1874161 = 2456^2 + 1369^2 .

It is a cyclic number.

It is not a de Polignac number, because 7906097 - 24 = 7906081 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7906097.

It is not an unprimeable number, because it can be changed into a prime (7906099) 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 in 3 ways as a sum of consecutive naturals, for example, 36158 + ... + 36375.

It is an arithmetic number, because the mean of its divisors is an integer number (1994685).

Almost surely, 27906097 is an apocalyptic number.

It is an amenable number.

7906097 is a deficient number, since it is larger than the sum of its proper divisors (72643).

7906097 is a wasteful number, since it uses less digits than its factorization.

7906097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72642.

The product of its (nonzero) digits is 23814, while the sum is 38.

The square root of 7906097 is about 2811.7782629503. The cubic root of 7906097 is about 199.2143931499.

The spelling of 7906097 in words is "seven million, nine hundred six thousand, ninety-seven".

Divisors: 1 109 72533 7906097