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13427307 = 327121013
BaseRepresentation
bin110011001110…
…001001101011
3221021011210200
4303032021223
511414133212
61155443243
7222062445
oct63161153
927234720
1013427307
117641153
1245b6523
132a2186a
141ad7495
1512a36dc
hexcce26b

13427307 has 12 divisors (see below), whose sum is σ = 19669104. Its totient is φ = 8825040.

The previous prime is 13427287. The next prime is 13427333. The reversal of 13427307 is 70372431.

13427307 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13427307 - 212 = 13423211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13427207) 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 11 ways as a sum of consecutive naturals, for example, 9868 + ... + 11145.

It is an arithmetic number, because the mean of its divisors is an integer number (1639092).

Almost surely, 213427307 is an apocalyptic number.

13427307 is a deficient number, since it is larger than the sum of its proper divisors (6241797).

13427307 is a wasteful number, since it uses less digits than its factorization.

13427307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21090 (or 21087 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 13427307 is about 3664.3289972381. The cubic root of 13427307 is about 237.6820071137.

Adding to 13427307 its reverse (70372431), we get a palindrome (83799738).

It can be divided in two parts, 1342 and 7307, that added together give a square (8649 = 932).

The spelling of 13427307 in words is "thirteen million, four hundred twenty-seven thousand, three hundred seven".

Divisors: 1 3 9 71 213 639 21013 63039 189117 1491923 4475769 13427307