Search a number
-
+
14243408 = 242930697
BaseRepresentation
bin110110010101…
…011001010000
3222210122021122
4312111121100
512121242113
61225141412
7232031654
oct66253120
928718248
1014243408
118049313
12492a868
132c4916a
141c6aa64
1513b5408
hexd95650

14243408 has 20 divisors (see below), whose sum is σ = 28549140. Its totient is φ = 6875904.

The previous prime is 14243401. The next prime is 14243413. The reversal of 14243408 is 80434241.

It can be written as a sum of positive squares in 2 ways, for example, as 3952144 + 10291264 = 1988^2 + 3208^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14243401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14885 + ... + 15812.

It is an arithmetic number, because the mean of its divisors is an integer number (1427457).

Almost surely, 214243408 is an apocalyptic number.

It is an amenable number.

14243408 is an abundant number, since it is smaller than the sum of its proper divisors (14305732).

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

14243408 is a wasteful number, since it uses less digits than its factorization.

14243408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30734 (or 30728 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 14243408 is about 3774.0439849053. The cubic root of 14243408 is about 242.4029895030.

Adding to 14243408 its reverse (80434241), we get a palindrome (94677649).

The spelling of 14243408 in words is "fourteen million, two hundred forty-three thousand, four hundred eight".

Divisors: 1 2 4 8 16 29 58 116 232 464 30697 61394 122788 245576 491152 890213 1780426 3560852 7121704 14243408