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30202024441 = 1711531540841
BaseRepresentation
bin11100001000001011…
…100101000111111001
32212221211102210210211
4130020023211013321
5443323204240231
621512530111121
72116301654251
oct341013450771
985854383724
1030202024441
1111899289a86
125a2a71b4a1
132b041aa9a4
1416671d6961
15bbb732eb1
hex7082e51f9

30202024441 has 8 divisors (see below), whose sum is σ = 32006370024. Its totient is φ = 28400762880.

The previous prime is 30202024429. The next prime is 30202024481. The reversal of 30202024441 is 14442020203.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 18603596025 + 11598428416 = 136395^2 + 107696^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 30202024441 - 213 = 30202016249 is a prime.

It is a super-2 number, since 2×302020244412 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30202024481) 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 7 ways as a sum of consecutive naturals, for example, 750820 + ... + 790021.

It is an arithmetic number, because the mean of its divisors is an integer number (4000796253).

Almost surely, 230202024441 is an apocalyptic number.

It is an amenable number.

30202024441 is a deficient number, since it is larger than the sum of its proper divisors (1804345583).

30202024441 is a wasteful number, since it uses less digits than its factorization.

30202024441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1542011.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 30202024441 its reverse (14442020203), we get a palindrome (44644044644).

The spelling of 30202024441 in words is "thirty billion, two hundred two million, twenty-four thousand, four hundred forty-one".

Divisors: 1 17 1153 19601 1540841 26194297 1776589673 30202024441