Search a number
-
+
7129100359 is a prime number
BaseRepresentation
bin1101010001110110…
…10111000001000111
3200101211122211012001
412220323113001013
5104100022202414
63135225210131
7341444232103
oct65073270107
920354584161
107129100359
113029211687
12146b630947
13897c980a4
144b8b64903
152bad1b074
hex1a8ed7047

7129100359 has 2 divisors, whose sum is σ = 7129100360. Its totient is φ = 7129100358.

The previous prime is 7129100351. The next prime is 7129100369. The reversal of 7129100359 is 9530019217.

It is a weak prime.

It is an emirp because it is prime and its reverse (9530019217) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7129100359 - 23 = 7129100351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7129100351) 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, 3564550179 + 3564550180.

It is an arithmetic number, because the mean of its divisors is an integer number (3564550180).

Almost surely, 27129100359 is an apocalyptic number.

7129100359 is a deficient number, since it is larger than the sum of its proper divisors (1).

7129100359 is an equidigital number, since it uses as much as digits as its factorization.

7129100359 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17010, while the sum is 37.

The square root of 7129100359 is about 84434.0000177654. Note that the first 4 decimals coincide. The cubic root of 7129100359 is about 1924.6196231846.

The spelling of 7129100359 in words is "seven billion, one hundred twenty-nine million, one hundred thousand, three hundred fifty-nine".