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30014441 = 132122721
BaseRepresentation
bin111001001111…
…1101111101001
32002110220001222
41302133233221
530140430231
62551151425
7513055442
oct162375751
962426058
1030014441
1115a40326
12a075575
1362ab732
143db42c9
15297d27b
hex1c9fbe9

30014441 has 4 divisors (see below), whose sum is σ = 30038484. Its totient is φ = 29990400.

The previous prime is 30014431. The next prime is 30014443. The reversal of 30014441 is 14441003.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20894041 + 9120400 = 4571^2 + 3020^2 .

It is a cyclic number.

It is not a de Polignac number, because 30014441 - 214 = 29998057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (30014443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10040 + ... + 12681.

It is an arithmetic number, because the mean of its divisors is an integer number (7509621).

Almost surely, 230014441 is an apocalyptic number.

It is an amenable number.

30014441 is a deficient number, since it is larger than the sum of its proper divisors (24043).

30014441 is a wasteful number, since it uses less digits than its factorization.

30014441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24042.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 30014441 is about 5478.5436933550. The cubic root of 30014441 is about 310.7730998694.

Adding to 30014441 its reverse (14441003), we get a palindrome (44455444).

It can be divided in two parts, 300 and 14441, that added together give a palindrome (14741).

The spelling of 30014441 in words is "thirty million, fourteen thousand, four hundred forty-one".

Divisors: 1 1321 22721 30014441