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13313371 = 25751803
BaseRepresentation
bin110010110010…
…010101011011
3221001101111211
4302302111123
511402011441
61153203551
7221106331
oct62622533
927041454
1013313371
117573595
1245605b7
1329b1a46
141aa7b51
15127ea81
hexcb255b

13313371 has 4 divisors (see below), whose sum is σ = 13365432. Its totient is φ = 13261312.

The previous prime is 13313341. The next prime is 13313383. The reversal of 13313371 is 17331331.

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 13313371 - 223 = 4924763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13313341) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 25645 + ... + 26158.

It is an arithmetic number, because the mean of its divisors is an integer number (3341358).

Almost surely, 213313371 is an apocalyptic number.

13313371 is a deficient number, since it is larger than the sum of its proper divisors (52061).

13313371 is an equidigital number, since it uses as much as digits as its factorization.

13313371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52060.

The product of its digits is 567, while the sum is 22.

The square root of 13313371 is about 3648.7492377526. The cubic root of 13313371 is about 237.0078213754.

The spelling of 13313371 in words is "thirteen million, three hundred thirteen thousand, three hundred seventy-one".

Divisors: 1 257 51803 13313371