Search a number
-
+
14981384 = 2311170243
BaseRepresentation
bin111001001001…
…100100001000
31001012010121002
4321021210020
512313401014
61253034132
7241224335
oct71114410
931163532
1014981384
118502810
125025948
133147032
141dbd98c
1514addde
hexe49908

14981384 has 16 divisors (see below), whose sum is σ = 30643920. Its totient is φ = 6809680.

The previous prime is 14981353. The next prime is 14981387. The reversal of 14981384 is 48318941.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (14981387) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85034 + ... + 85209.

It is an arithmetic number, because the mean of its divisors is an integer number (1915245).

Almost surely, 214981384 is an apocalyptic number.

It is an amenable number.

14981384 is an abundant number, since it is smaller than the sum of its proper divisors (15662536).

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

14981384 is a wasteful number, since it uses less digits than its factorization.

14981384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170260 (or 170256 counting only the distinct ones).

The product of its digits is 27648, while the sum is 38.

The square root of 14981384 is about 3870.5792848100. The cubic root of 14981384 is about 246.5191407443.

It can be divided in two parts, 1498 and 1384, that added together give a palindrome (2882).

The spelling of 14981384 in words is "fourteen million, nine hundred eighty-one thousand, three hundred eighty-four".

Divisors: 1 2 4 8 11 22 44 88 170243 340486 680972 1361944 1872673 3745346 7490692 14981384