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14203430 = 257691847
BaseRepresentation
bin110110001011…
…101000100110
3222201121102222
4312023220212
512114002210
61224232342
7231504263
oct66135046
928647388
1014203430
11802127a
12490b6b2
132c33bc7
141c5a26a
1513a8655
hexd8ba26

14203430 has 16 divisors (see below), whose sum is σ = 25613280. Its totient is φ = 5670912.

The previous prime is 14203429. The next prime is 14203439. The reversal of 14203430 is 3430241.

14203430 is nontrivially palindromic in base 3.

14203430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 14203399 and 14203408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14203439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6767 + ... + 8613.

It is an arithmetic number, because the mean of its divisors is an integer number (1600830).

Almost surely, 214203430 is an apocalyptic number.

14203430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14203430 is a deficient number, since it is larger than the sum of its proper divisors (11409850).

14203430 is a wasteful number, since it uses less digits than its factorization.

14203430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2623.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 14203430 is about 3768.7438225488. The cubic root of 14203430 is about 242.1759870073.

Adding to 14203430 its reverse (3430241), we get a palindrome (17633671).

The spelling of 14203430 in words is "fourteen million, two hundred three thousand, four hundred thirty".

Divisors: 1 2 5 10 769 1538 1847 3694 3845 7690 9235 18470 1420343 2840686 7101715 14203430