Base | Representation |
---|---|
bin | 11011111101100001… |
… | …110100000100010100 |
3 | 2212111101010211200122 |
4 | 123331201310010110 |
5 | 442441431202234 |
6 | 21443103331112 |
7 | 2112001603631 |
oct | 337541640424 |
9 | 85441124618 |
10 | 30023303444 |
11 | 11807410282 |
12 | 599a8b0a98 |
13 | 2aa6164014 |
14 | 164b593188 |
15 | baabcd92e |
hex | 6fd874114 |
30023303444 has 6 divisors (see below), whose sum is σ = 52540781034. Its totient is φ = 15011651720.
The previous prime is 30023303393. The next prime is 30023303461. The reversal of 30023303444 is 44430332003.
It can be written as a sum of positive squares in only one way, i.e., 24630163600 + 5393139844 = 156940^2 + 73438^2 .
It is a super-2 number, since 2×300233034442 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 3752912927 + ... + 3752912934.
It is an arithmetic number, because the mean of its divisors is an integer number (8756796839).
Almost surely, 230023303444 is an apocalyptic number.
It is an amenable number.
30023303444 is a deficient number, since it is larger than the sum of its proper divisors (22517477590).
30023303444 is a wasteful number, since it uses less digits than its factorization.
30023303444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7505825865 (or 7505825863 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 26.
Adding to 30023303444 its reverse (44430332003), we get a palindrome (74453635447).
The spelling of 30023303444 in words is "thirty billion, twenty-three million, three hundred three thousand, four hundred forty-four".
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