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9886497913 is a prime number
BaseRepresentation
bin10010011010100011…
…11111110001111001
3221112000012010112101
421031101333301321
5130221420413123
64313005543401
7466665563035
oct111521776171
927460163471
109886497913
114213741236
121abab74b61
13c1732a086
1469b0591c5
153cce3caad
hex24d47fc79

9886497913 has 2 divisors, whose sum is σ = 9886497914. Its totient is φ = 9886497912.

The previous prime is 9886497889. The next prime is 9886497919. The reversal of 9886497913 is 3197946889.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9449395264 + 437102649 = 97208^2 + 20907^2 .

It is a cyclic number.

It is not a de Polignac number, because 9886497913 - 233 = 1296563321 is a prime.

It is not a weakly prime, because it can be changed into another prime (9886497919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4943248956 + 4943248957.

It is an arithmetic number, because the mean of its divisors is an integer number (4943248957).

Almost surely, 29886497913 is an apocalyptic number.

It is an amenable number.

9886497913 is a deficient number, since it is larger than the sum of its proper divisors (1).

9886497913 is an equidigital number, since it uses as much as digits as its factorization.

9886497913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23514624, while the sum is 64.

The square root of 9886497913 is about 99430.8700203312. The cubic root of 9886497913 is about 2146.2525607598.

The spelling of 9886497913 in words is "nine billion, eight hundred eighty-six million, four hundred ninety-seven thousand, nine hundred thirteen".