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9999280297 is a prime number
BaseRepresentation
bin10010101000000000…
…01110100010101001
3221210212102001212201
421110000032202221
5130434303432142
64332115140201
7502535323456
oct112400164251
927725361781
109999280297
114271373316
121b308a4661
13c347c7a06
146ac01682d
153d7cb9ab7
hex25400e8a9

9999280297 has 2 divisors, whose sum is σ = 9999280298. Its totient is φ = 9999280296.

The previous prime is 9999280283. The next prime is 9999280363. The reversal of 9999280297 is 7920829999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9836870761 + 162409536 = 99181^2 + 12744^2 .

It is a cyclic number.

It is not a de Polignac number, because 9999280297 - 27 = 9999280169 is a prime.

It is not a weakly prime, because it can be changed into another prime (9999280217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4999640148 + 4999640149.

It is an arithmetic number, because the mean of its divisors is an integer number (4999640149).

Almost surely, 29999280297 is an apocalyptic number.

It is an amenable number.

9999280297 is a deficient number, since it is larger than the sum of its proper divisors (1).

9999280297 is an equidigital number, since it uses as much as digits as its factorization.

9999280297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13226976, while the sum is 64.

The square root of 9999280297 is about 99996.4014202511. The cubic root of 9999280297 is about 2154.3830036882.

The spelling of 9999280297 in words is "nine billion, nine hundred ninety-nine million, two hundred eighty thousand, two hundred ninety-seven".