Search a number
-
+
10013120209 is a prime number
BaseRepresentation
bin10010101001101010…
…00001011011010001
3221211211110012200001
421110311001123101
5131001324321314
64333331530001
7503064055201
oct112465013321
927754405601
1010013120209
114279166464
121b35459901
13c37632301
146adbba401
153d9100674
hex254d416d1

10013120209 has 2 divisors, whose sum is σ = 10013120210. Its totient is φ = 10013120208.

The previous prime is 10013120167. The next prime is 10013120233. The reversal of 10013120209 is 90202131001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9322481809 + 690638400 = 96553^2 + 26280^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10013120209 is a prime.

It is not a weakly prime, because it can be changed into another prime (10013120269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5006560104 + 5006560105.

It is an arithmetic number, because the mean of its divisors is an integer number (5006560105).

Almost surely, 210013120209 is an apocalyptic number.

It is an amenable number.

10013120209 is a deficient number, since it is larger than the sum of its proper divisors (1).

10013120209 is an equidigital number, since it uses as much as digits as its factorization.

10013120209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

The spelling of 10013120209 in words is "ten billion, thirteen million, one hundred twenty thousand, two hundred nine".