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10311030173 is a prime number
BaseRepresentation
bin10011001101001010…
…11101010110011101
3222121121000121022102
421212211131112131
5132104110431143
64423053054445
7513342211313
oct114645352635
928547017272
1010311030173
114411342644
121bb9187425
13c8427a9b2
146db5a80b3
1540534a0b8
hex26695d59d

10311030173 has 2 divisors, whose sum is σ = 10311030174. Its totient is φ = 10311030172.

The previous prime is 10311030091. The next prime is 10311030227. The reversal of 10311030173 is 37103011301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5981784964 + 4329245209 = 77342^2 + 65797^2 .

It is a cyclic number.

It is not a de Polignac number, because 10311030173 - 228 = 10042594717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10311030773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5155515086 + 5155515087.

It is an arithmetic number, because the mean of its divisors is an integer number (5155515087).

Almost surely, 210311030173 is an apocalyptic number.

It is an amenable number.

10311030173 is a deficient number, since it is larger than the sum of its proper divisors (1).

10311030173 is an equidigital number, since it uses as much as digits as its factorization.

10311030173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 189, while the sum is 20.

Adding to 10311030173 its reverse (37103011301), we get a palindrome (47414041474).

The spelling of 10311030173 in words is "ten billion, three hundred eleven million, thirty thousand, one hundred seventy-three".