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14444430 = 23571113237
BaseRepresentation
bin110111000110…
…011110001110
31000011212000220
4313012132032
512144210210
61233332210
7233530020
oct67063616
930155026
1014444430
118176350
124a07066
132cb9800
141cc0010
151404c70
hexdc678e

14444430 has 192 divisors, whose sum is σ = 48066048. Its totient is φ = 2695680.

The previous prime is 14444429. The next prime is 14444459. The reversal of 14444430 is 3444441.

14444430 = T196 + T197 + ... + T454.

It is a self number, because there is not a number n which added to its sum of digits gives 14444430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 390372 + ... + 390408.

It is an arithmetic number, because the mean of its divisors is an integer number (250344).

Almost surely, 214444430 is an apocalyptic number.

14444430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 14444430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24033024).

14444430 is an abundant number, since it is smaller than the sum of its proper divisors (33621618).

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

14444430 is a wasteful number, since it uses less digits than its factorization.

14444430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91 (or 78 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 14444430 is about 3800.5828500376. The cubic root of 14444430 is about 243.5380379560.

Adding to 14444430 its reverse (3444441), we get a palindrome (17888871).

It can be divided in two parts, 14 and 444430, that added together give a palindrome (444444).

The spelling of 14444430 in words is "fourteen million, four hundred forty-four thousand, four hundred thirty".