Cookie Consent by FreePrivacyPolicy.com
Search a number
-
+
30441 = 373139
BaseRepresentation
bin111011011101001
31112202110
413123221
51433231
6352533
7154515
oct73351
945673
1030441
1120964
1215749
1310b18
14b145
159046
hex76e9

30441 has 8 divisors (see below), whose sum is σ = 41440. Its totient is φ = 19872.

The previous prime is 30431. The next prime is 30449. The reversal of 30441 is 14403.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 30441 - 27 = 30313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150 + ... + 288.

It is an arithmetic number, because the mean of its divisors is an integer number (5180).

230441 is an apocalyptic number.

It is an amenable number.

30441 is a deficient number, since it is larger than the sum of its proper divisors (10999).

30441 is a wasteful number, since it uses less digits than its factorization.

30441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 30441 is about 174.4734936889. The cubic root of 30441 is about 31.2238394394.

Adding to 30441 its reverse (14403), we get a palindrome (44844).

The spelling of 30441 in words is "thirty thousand, four hundred forty-one".

Divisors: 1 3 73 139 219 417 10147 30441