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13201303 = 41321983
BaseRepresentation
bin110010010110…
…111110010111
3220211200210011
4302112332113
511334420203
61150541051
7220131523
oct62267627
926750704
1013201303
1174a7375
124507787
132972a2b
141a78d83
15125b76d
hexc96f97

13201303 has 4 divisors (see below), whose sum is σ = 13523328. Its totient is φ = 12879280.

The previous prime is 13201291. The next prime is 13201327. The reversal of 13201303 is 30310231.

13201303 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13201303 - 29 = 13200791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13201373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160951 + ... + 161032.

It is an arithmetic number, because the mean of its divisors is an integer number (3380832).

Almost surely, 213201303 is an apocalyptic number.

13201303 is a deficient number, since it is larger than the sum of its proper divisors (322025).

13201303 is an equidigital number, since it uses as much as digits as its factorization.

13201303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322024.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 13201303 is about 3633.3597399652. The cubic root of 13201303 is about 236.3409261532.

Adding to 13201303 its reverse (30310231), we get a palindrome (43511534).

The spelling of 13201303 in words is "thirteen million, two hundred one thousand, three hundred three".

Divisors: 1 41 321983 13201303