Search a number
-
+
12708255456011 is a prime number
BaseRepresentation
bin1011100011101101111100…
…0011010101101100001011
31122222220020011200010012102
42320323133003111230023
53131203001344043021
643010031510304015
72451066263033633
oct270733703255413
948886204603172
1012708255456011
11405a5a49a0815
121512b4105800b
137124ca2a282b
1431d1234876c3
15170886b3400b
hexb8edf0d5b0b

12708255456011 has 2 divisors, whose sum is σ = 12708255456012. Its totient is φ = 12708255456010.

The previous prime is 12708255455993. The next prime is 12708255456031. The reversal of 12708255456011 is 11065455280721.

It is a weak prime.

It is an emirp because it is prime and its reverse (11065455280721) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12708255456011 is a prime.

It is a super-2 number, since 2×127082554560112 (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12708255456031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6354127728005 + 6354127728006.

It is an arithmetic number, because the mean of its divisors is an integer number (6354127728006).

Almost surely, 212708255456011 is an apocalyptic number.

12708255456011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12708255456011 is an equidigital number, since it uses as much as digits as its factorization.

12708255456011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672000, while the sum is 47.

The spelling of 12708255456011 in words is "twelve trillion, seven hundred eight billion, two hundred fifty-five million, four hundred fifty-six thousand, eleven".