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14613213 = 353731259
BaseRepresentation
bin110111101111…
…101011011101
31000111102120010
4313233223131
512220110323
61241113433
7235132056
oct67575335
930442503
1014613213
11828113a
124a88879
133048594
141d2572d
151439c93
hexdefadd

14613213 has 16 divisors (see below), whose sum is σ = 20139840. Its totient is φ = 9419904.

The previous prime is 14613197. The next prime is 14613233. The reversal of 14613213 is 31231641.

It is not a de Polignac number, because 14613213 - 24 = 14613197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14613213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14613233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10978 + ... + 12236.

It is an arithmetic number, because the mean of its divisors is an integer number (1258740).

Almost surely, 214613213 is an apocalyptic number.

It is an amenable number.

14613213 is a deficient number, since it is larger than the sum of its proper divisors (5526627).

14613213 is a wasteful number, since it uses less digits than its factorization.

14613213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388.

The product of its digits is 432, while the sum is 21.

The square root of 14613213 is about 3822.7232439715. The cubic root of 14613213 is about 244.4829467742.

Adding to 14613213 its reverse (31231641), we get a palindrome (45844854).

The spelling of 14613213 in words is "fourteen million, six hundred thirteen thousand, two hundred thirteen".

Divisors: 1 3 53 73 159 219 1259 3777 3869 11607 66727 91907 200181 275721 4871071 14613213