[go: up one dir, main page]

Search a number
-
+
8708135413 is a prime number
BaseRepresentation
bin10000001110000101…
…11001100111110101
3211110212220010001211
420013002321213311
5120313240313123
64000033321421
7425536633615
oct100702714765
924425803054
108708135413
11376957402a
121830406271
13a8a170463
145c875ca45
1535e77840d
hex2070b99f5

8708135413 has 2 divisors, whose sum is σ = 8708135414. Its totient is φ = 8708135412.

The previous prime is 8708135393. The next prime is 8708135431. The reversal of 8708135413 is 3145318078.

8708135413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (8708135431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8699852529 + 8282884 = 93273^2 + 2878^2 .

It is a cyclic number.

It is not a de Polignac number, because 8708135413 - 29 = 8708134901 is a prime.

It is a super-2 number, since 2×87081354132 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8708135453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4354067706 + 4354067707.

It is an arithmetic number, because the mean of its divisors is an integer number (4354067707).

Almost surely, 28708135413 is an apocalyptic number.

It is an amenable number.

8708135413 is a deficient number, since it is larger than the sum of its proper divisors (1).

8708135413 is an equidigital number, since it uses as much as digits as its factorization.

8708135413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 8708135413 is about 93317.3907318459. The cubic root of 8708135413 is about 2057.3509964157.

The spelling of 8708135413 in words is "eight billion, seven hundred eight million, one hundred thirty-five thousand, four hundred thirteen".