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13313201 = 116611831
BaseRepresentation
bin110010110010…
…010010110001
3221001101021112
4302302102301
511402010301
61153203105
7221105666
oct62622261
927041245
1013313201
117573450
124560495
1329b1945
141aa7a6d
15127e9bb
hexcb24b1

13313201 has 8 divisors (see below), whose sum is σ = 14553408. Its totient is φ = 12078000.

The previous prime is 13313191. The next prime is 13313203. The reversal of 13313201 is 10231331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13313201 - 222 = 9118897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13313203) 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 in 7 ways as a sum of consecutive naturals, for example, 6356 + ... + 8186.

It is an arithmetic number, because the mean of its divisors is an integer number (1819176).

Almost surely, 213313201 is an apocalyptic number.

13313201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13313201 is a deficient number, since it is larger than the sum of its proper divisors (1240207).

13313201 is a wasteful number, since it uses less digits than its factorization.

13313201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2503.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 13313201 is about 3648.7259420241. The cubic root of 13313201 is about 237.0068125775.

Adding to 13313201 its reverse (10231331), we get a palindrome (23544532).

The spelling of 13313201 in words is "thirteen million, three hundred thirteen thousand, two hundred one".

Divisors: 1 11 661 1831 7271 20141 1210291 13313201