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10209307 is a prime number
BaseRepresentation
bin100110111100…
…100000011011
3201012200112111
4212330200123
510103144212
61002453151
7152530513
oct46744033
921180474
1010209307
115843449
1235041b7
132165c14
1414da843
15d69ea7
hex9bc81b

10209307 has 2 divisors, whose sum is σ = 10209308. Its totient is φ = 10209306.

The previous prime is 10209281. The next prime is 10209313. The reversal of 10209307 is 70390201.

10209307 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 is a cyclic number.

It is not a de Polignac number, because 10209307 - 223 = 1820699 is a prime.

It is not a weakly prime, because it can be changed into another prime (10209317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5104653 + 5104654.

It is an arithmetic number, because the mean of its divisors is an integer number (5104654).

Almost surely, 210209307 is an apocalyptic number.

10209307 is a deficient number, since it is larger than the sum of its proper divisors (1).

10209307 is an equidigital number, since it uses as much as digits as its factorization.

10209307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 10209307 is about 3195.2006196795. The cubic root of 10209307 is about 216.9362296422.

Adding to 10209307 its reverse (70390201), we get a palindrome (80599508).

The spelling of 10209307 in words is "ten million, two hundred nine thousand, three hundred seven".