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14207128 = 2313136607
BaseRepresentation
bin110110001100…
…100010011000
3222201210111221
4312030202120
512114112003
61224301424
7231521125
oct66144230
928653457
1014207128
118024031
124911874
132c357b0
141c5b74c
1513a97bd
hexd8c898

14207128 has 16 divisors (see below), whose sum is σ = 28687680. Its totient is φ = 6557088.

The previous prime is 14207111. The next prime is 14207131. The reversal of 14207128 is 82170241.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68200 + ... + 68407.

It is an arithmetic number, because the mean of its divisors is an integer number (1792980).

Almost surely, 214207128 is an apocalyptic number.

It is an amenable number.

14207128 is an abundant number, since it is smaller than the sum of its proper divisors (14480552).

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

14207128 is a wasteful number, since it uses less digits than its factorization.

14207128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136626 (or 136622 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 14207128 is about 3769.2344050218. The cubic root of 14207128 is about 242.1970028016.

Adding to 14207128 its reverse (82170241), we get a palindrome (96377369).

The spelling of 14207128 in words is "fourteen million, two hundred seven thousand, one hundred twenty-eight".

Divisors: 1 2 4 8 13 26 52 104 136607 273214 546428 1092856 1775891 3551782 7103564 14207128