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9995213 is a prime number
BaseRepresentation
bin100110001000…
…001111001101
3200210210212002
4212020033031
510024321323
6554122045
7150646364
oct46101715
920723762
109995213
115707608
123420325
1320bc637
1414827db
15d26828
hex9883cd

9995213 has 2 divisors, whose sum is σ = 9995214. Its totient is φ = 9995212.

The previous prime is 9995149. The next prime is 9995239. The reversal of 9995213 is 3125999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9375844 + 619369 = 3062^2 + 787^2 .

It is a cyclic number.

It is not a de Polignac number, because 9995213 - 26 = 9995149 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9995243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4997606 + 4997607.

It is an arithmetic number, because the mean of its divisors is an integer number (4997607).

Almost surely, 29995213 is an apocalyptic number.

It is an amenable number.

9995213 is a deficient number, since it is larger than the sum of its proper divisors (1).

9995213 is an equidigital number, since it uses as much as digits as its factorization.

9995213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21870, while the sum is 38.

The square root of 9995213 is about 3161.5206784078. The cubic root of 9995213 is about 215.4090859200.

The spelling of 9995213 in words is "nine million, nine hundred ninety-five thousand, two hundred thirteen".