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9997319 is a prime number
BaseRepresentation
bin100110001000…
…110000000111
3200210220202002
4212020300013
510024403234
6554135515
7150655463
oct46106007
920726662
109997319
115709152
12342159b
1320c0597
1414834a3
15d2727e
hex988c07

9997319 has 2 divisors, whose sum is σ = 9997320. Its totient is φ = 9997318.

The previous prime is 9997303. The next prime is 9997321. The reversal of 9997319 is 9137999.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9997319 - 24 = 9997303 is a prime.

It is a super-2 number, since 2×99973192 = 199892774375522, which contains 22 as substring.

Together with 9997321, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9997349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4998659 + 4998660.

It is an arithmetic number, because the mean of its divisors is an integer number (4998660).

Almost surely, 29997319 is an apocalyptic number.

9997319 is a deficient number, since it is larger than the sum of its proper divisors (1).

9997319 is an equidigital number, since it uses as much as digits as its factorization.

9997319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 137781, while the sum is 47.

The square root of 9997319 is about 3161.8537284321. The cubic root of 9997319 is about 215.4242138176.

The spelling of 9997319 in words is "nine million, nine hundred ninety-seven thousand, three hundred nineteen".