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2308693 is a prime number
BaseRepresentation
bin1000110011101001010101
311100021221011
420303221111
51042334233
6121252221
725423612
oct10635125
94307834
102308693
111337612
12934071
1362aaba
14441509
153090cd
hex233a55

2308693 has 2 divisors, whose sum is σ = 2308694. Its totient is φ = 2308692.

The previous prime is 2308681. The next prime is 2308699. The reversal of 2308693 is 3968032.

It is a happy number.

2308693 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., 1493284 + 815409 = 1222^2 + 903^2 .

It is a cyclic number.

It is not a de Polignac number, because 2308693 - 29 = 2308181 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2308699) 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, 1154346 + 1154347.

It is an arithmetic number, because the mean of its divisors is an integer number (1154347).

22308693 is an apocalyptic number.

It is an amenable number.

2308693 is a deficient number, since it is larger than the sum of its proper divisors (1).

2308693 is an equidigital number, since it uses as much as digits as its factorization.

2308693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 2308693 is about 1519.4383830876. The cubic root of 2308693 is about 132.1667047433.

The spelling of 2308693 in words is "two million, three hundred eight thousand, six hundred ninety-three".