Search a number
-
+
14490441 = 337431783
BaseRepresentation
bin110111010001…
…101101001001
31000021012011000
4313101231021
512202143231
61234325213
7234111120
oct67215511
930235130
1014490441
1181a7979
124a29809
133004734
141cd2ab7
1514136e6
hexdd1b49

14490441 has 32 divisors (see below), whose sum is σ = 25118720. Its totient is φ = 8083152.

The previous prime is 14490439. The next prime is 14490451. The reversal of 14490441 is 14409441.

14490441 = 1933 + 1943.

It is not a de Polignac number, because 14490441 - 21 = 14490439 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14490451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7236 + ... + 9018.

It is an arithmetic number, because the mean of its divisors is an integer number (784960).

Almost surely, 214490441 is an apocalyptic number.

It is an amenable number.

14490441 is a deficient number, since it is larger than the sum of its proper divisors (10628279).

14490441 is a wasteful number, since it uses less digits than its factorization.

14490441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1842 (or 1836 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 14490441 is about 3806.6311878090. The cubic root of 14490441 is about 243.7963509488.

Adding to 14490441 its reverse (14409441), we get a palindrome (28899882).

The spelling of 14490441 in words is "fourteen million, four hundred ninety thousand, four hundred forty-one".

Divisors: 1 3 7 9 21 27 43 63 129 189 301 387 903 1161 1783 2709 5349 8127 12481 16047 37443 48141 76669 112329 230007 336987 536683 690021 1610049 2070063 4830147 14490441