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14008212 = 2232389117
BaseRepresentation
bin110101011011…
…111110010100
3222100200122200
4311123332110
512041230322
61220124500
7230032161
oct65337624
928320580
1014008212
1179a8639
124836730
132b960aa
141c09068
15136a8ac
hexd5bf94

14008212 has 18 divisors (see below), whose sum is σ = 35409738. Its totient is φ = 4669392.

The previous prime is 14008199. The next prime is 14008213. The reversal of 14008212 is 21280041.

It can be written as a sum of positive squares in only one way, i.e., 10458756 + 3549456 = 3234^2 + 1884^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14008213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 194523 + ... + 194594.

Almost surely, 214008212 is an apocalyptic number.

14008212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14008212 is an abundant number, since it is smaller than the sum of its proper divisors (21401526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14008212 is a wasteful number, since it uses less digits than its factorization.

14008212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389127 (or 389122 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 14008212 is about 3742.7546005583. The cubic root of 14008212 is about 241.0613412264.

Adding to 14008212 its reverse (21280041), we get a palindrome (35288253).

The spelling of 14008212 in words is "fourteen million, eight thousand, two hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 389117 778234 1167351 1556468 2334702 3502053 4669404 7004106 14008212