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13199306 = 2371071667
BaseRepresentation
bin110010010110…
…011111001010
3220211121001012
4302112133022
511334334211
61150523522
7220122641
oct62263712
926747035
1013199306
1174a591a
1245065a2
132971b53
141a78358
15125ad8b
hexc967ca

13199306 has 16 divisors (see below), whose sum is σ = 20536416. Its totient is φ = 6357456.

The previous prime is 13199267. The next prime is 13199317. The reversal of 13199306 is 60399131.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7085 + ... + 8751.

It is an arithmetic number, because the mean of its divisors is an integer number (1283526).

Almost surely, 213199306 is an apocalyptic number.

13199306 is a deficient number, since it is larger than the sum of its proper divisors (7337110).

13199306 is a wasteful number, since it uses less digits than its factorization.

13199306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1813.

The product of its (nonzero) digits is 4374, while the sum is 32.

The square root of 13199306 is about 3633.0849150550. The cubic root of 13199306 is about 236.3290082228.

The spelling of 13199306 in words is "thirteen million, one hundred ninety-nine thousand, three hundred six".

Divisors: 1 2 37 74 107 214 1667 3334 3959 7918 61679 123358 178369 356738 6599653 13199306