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14238213 = 3111632647
BaseRepresentation
bin110110010100…
…001000000101
3222210101011020
4312110020011
512121110323
61225101353
7232010553
oct66241005
928711136
1014238213
118045420
124927859
132c469a2
141c68bd3
1513b3ae3
hexd94205

14238213 has 16 divisors (see below), whose sum is σ = 20845056. Its totient is φ = 8573040.

The previous prime is 14238199. The next prime is 14238221. The reversal of 14238213 is 31283241.

14238213 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 14238213 - 25 = 14238181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14238223) 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, 4056 + ... + 6702.

It is an arithmetic number, because the mean of its divisors is an integer number (1302816).

Almost surely, 214238213 is an apocalyptic number.

It is an amenable number.

14238213 is a deficient number, since it is larger than the sum of its proper divisors (6606843).

14238213 is a wasteful number, since it uses less digits than its factorization.

14238213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2824.

The product of its digits is 1152, while the sum is 24.

The square root of 14238213 is about 3773.3556683673. The cubic root of 14238213 is about 242.3735153617.

The spelling of 14238213 in words is "fourteen million, two hundred thirty-eight thousand, two hundred thirteen".

Divisors: 1 3 11 33 163 489 1793 2647 5379 7941 29117 87351 431461 1294383 4746071 14238213