Search a number
-
+
10123130317 is a prime number
BaseRepresentation
bin10010110110110001…
…01011010111001101
3222010111110022011111
421123120223113031
5131213010132232
64352301452021
7505601121316
oct113330532715
928114408144
1010123130317
114325274703
121b66271011
13c5436c151
146c065560d
153e3ad1047
hex25b62b5cd

10123130317 has 2 divisors, whose sum is σ = 10123130318. Its totient is φ = 10123130316.

The previous prime is 10123130287. The next prime is 10123130341. The reversal of 10123130317 is 71303132101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9600276361 + 522853956 = 97981^2 + 22866^2 .

It is a cyclic number.

It is not a de Polignac number, because 10123130317 - 215 = 10123097549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10123130117) 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, 5061565158 + 5061565159.

It is an arithmetic number, because the mean of its divisors is an integer number (5061565159).

Almost surely, 210123130317 is an apocalyptic number.

It is an amenable number.

10123130317 is a deficient number, since it is larger than the sum of its proper divisors (1).

10123130317 is an equidigital number, since it uses as much as digits as its factorization.

10123130317 is an odious number, because the sum of its binary digits is odd.

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

Adding to 10123130317 its reverse (71303132101), we get a palindrome (81426262418).

The spelling of 10123130317 in words is "ten billion, one hundred twenty-three million, one hundred thirty thousand, three hundred seventeen".