Search a number
-
+
30222412441 = 1353241182009
BaseRepresentation
bin11100001001011001…
…010110101010011001
32220000020210121212221
4130021121112222121
5443343414144231
621514535104041
72116640160424
oct341131265231
986006717787
1030222412441
11118a9844871
125a35512021
132b084988b0
141669bc29bb
15bbd40dd11
hex709656a99

30222412441 has 16 divisors (see below), whose sum is σ = 33299093520. Its totient is φ = 27257518080.

The previous prime is 30222412421. The next prime is 30222412481. The reversal of 30222412441 is 14421422203.

It can be written as a sum of positive squares in 8 ways, for example, as 361190025 + 29861222416 = 19005^2 + 172804^2 .

It is not a de Polignac number, because 30222412441 - 231 = 28074928793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30222412421) 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 15 ways as a sum of consecutive naturals, for example, 75045 + ... + 257053.

It is an arithmetic number, because the mean of its divisors is an integer number (2081193345).

Almost surely, 230222412441 is an apocalyptic number.

It is an amenable number.

30222412441 is a deficient number, since it is larger than the sum of its proper divisors (3076681079).

30222412441 is a wasteful number, since it uses less digits than its factorization.

30222412441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182316.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 30222412441 its reverse (14421422203), we get a palindrome (44643834644).

The spelling of 30222412441 in words is "thirty billion, two hundred twenty-two million, four hundred twelve thousand, four hundred forty-one".

Divisors: 1 13 53 241 689 3133 12773 166049 182009 2366117 9646477 43864169 125404201 570234197 2324800957 30222412441