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6180880813 is a prime number
BaseRepresentation
bin1011100000110100…
…01100000110101101
3120221202102021111121
411300122030012231
5100124301141223
62501153420541
7306111422452
oct56032140655
916852367447
106180880813
112691a45268
121245b6a751
137766ba833
14428c55829
1526296715d
hex17068c1ad

6180880813 has 2 divisors, whose sum is σ = 6180880814. Its totient is φ = 6180880812.

The previous prime is 6180880801. The next prime is 6180880819. The reversal of 6180880813 is 3180880816.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6128071524 + 52809289 = 78282^2 + 7267^2 .

It is a cyclic number.

It is not a de Polignac number, because 6180880813 - 29 = 6180880301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6180880813.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6180880819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3090440406 + 3090440407.

It is an arithmetic number, because the mean of its divisors is an integer number (3090440407).

Almost surely, 26180880813 is an apocalyptic number.

It is an amenable number.

6180880813 is a deficient number, since it is larger than the sum of its proper divisors (1).

6180880813 is an equidigital number, since it uses as much as digits as its factorization.

6180880813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 73728, while the sum is 43.

The square root of 6180880813 is about 78618.5780397992. The cubic root of 6180880813 is about 1835.2002358294.

The spelling of 6180880813 in words is "six billion, one hundred eighty million, eight hundred eighty thousand, eight hundred thirteen".