Search a number
-
+
4213078813 is a prime number
BaseRepresentation
bin1111101100011110…
…0111101100011101
3101212121122120122001
43323013213230131
532112022010223
61534020522301
7206255402416
oct37307475435
911777576561
104213078813
11187219a519
12996b50391
13521b07a58
142bd77c80d
15199d149ad
hexfb1e7b1d

4213078813 has 2 divisors, whose sum is σ = 4213078814. Its totient is φ = 4213078812.

The previous prime is 4213078789. The next prime is 4213078847. The reversal of 4213078813 is 3188703124.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4102786809 + 110292004 = 64053^2 + 10502^2 .

It is a cyclic number.

It is not a de Polignac number, because 4213078813 - 25 = 4213078781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4213078213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2106539406 + 2106539407.

It is an arithmetic number, because the mean of its divisors is an integer number (2106539407).

Almost surely, 24213078813 is an apocalyptic number.

It is an amenable number.

4213078813 is a deficient number, since it is larger than the sum of its proper divisors (1).

4213078813 is an equidigital number, since it uses as much as digits as its factorization.

4213078813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 4213078813 is about 64908.2337843205. The cubic root of 4213078813 is about 1615.1016512425.

The spelling of 4213078813 in words is "four billion, two hundred thirteen million, seventy-eight thousand, eight hundred thirteen".