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13000303 is a prime number
BaseRepresentation
bin110001100101…
…111001101111
3220110111001201
4301211321233
511312002203
61142350331
7215333521
oct61457157
926414051
1013000303
11737a358
12442b3a7
1329023b4
141a25a11
15121be1d
hexc65e6f

13000303 has 2 divisors, whose sum is σ = 13000304. Its totient is φ = 13000302.

The previous prime is 13000301. The next prime is 13000307. The reversal of 13000303 is 30300031.

Adding to 13000303 its reverse (30300031), we get a palindrome (43300334).

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13000303 - 21 = 13000301 is a prime.

Together with 13000301, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 13000303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13000301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6500151 + 6500152.

It is an arithmetic number, because the mean of its divisors is an integer number (6500152).

Almost surely, 213000303 is an apocalyptic number.

13000303 is a deficient number, since it is larger than the sum of its proper divisors (1).

13000303 is an equidigital number, since it uses as much as digits as its factorization.

13000303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27, while the sum is 10.

The square root of 13000303 is about 3605.5932937590. The cubic root of 13000303 is about 235.1352955641.

The spelling of 13000303 in words is "thirteen million, three hundred three", and thus it is an aban number.