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14438130 = 2357197349
BaseRepresentation
bin110111000100…
…111011110010
31000011112101120
4313010323302
512144010010
61233243110
7233502450
oct67047362
930145346
1014438130
118171643
124a03496
132cb6995
141cbb9d0
151402e70
hexdc4ef2

14438130 has 64 divisors (see below), whose sum is σ = 39916800. Its totient is φ = 3273984.

The previous prime is 14438111. The next prime is 14438131. The reversal of 14438130 is 3183441.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 14438130.

It is not an unprimeable number, because it can be changed into a prime (14438131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41196 + ... + 41544.

It is an arithmetic number, because the mean of its divisors is an integer number (623700).

Almost surely, 214438130 is an apocalyptic number.

14438130 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 14438130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19958400).

14438130 is an abundant number, since it is smaller than the sum of its proper divisors (25478670).

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

14438130 is a wasteful number, since it uses less digits than its factorization.

14438130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563.

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

The square root of 14438130 is about 3799.7539394019. The cubic root of 14438130 is about 243.5026260878.

The spelling of 14438130 in words is "fourteen million, four hundred thirty-eight thousand, one hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 197 210 349 394 591 698 985 1047 1182 1379 1745 1970 2094 2443 2758 2955 3490 4137 4886 5235 5910 6895 7329 8274 10470 12215 13790 14658 20685 24430 36645 41370 68753 73290 137506 206259 343765 412518 481271 687530 962542 1031295 1443813 2062590 2406355 2887626 4812710 7219065 14438130