Base | Representation |
---|---|
bin | 1101101001101100101010… |
… | …01111001100111111110001 |
3 | 10221021212221112002110222002 |
4 | 12310312111033030333301 |
5 | 12413322010214103241 |
6 | 143503002252223345 |
7 | 6215606222435636 |
oct | 664662517147761 |
9 | 127255845073862 |
10 | 30020030222321 |
11 | 96244724925a7 |
12 | 344a0bb46ab55 |
13 | 1399b521690c9 |
14 | 75ad9769c18d |
15 | 370d5351489b |
hex | 1b4d953ccff1 |
30020030222321 has 4 divisors (see below), whose sum is σ = 30752226081444. Its totient is φ = 29287834363200.
The previous prime is 30020030222311. The next prime is 30020030222381. The reversal of 30020030222321 is 12322203002003.
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 8526189761296 + 21493840461025 = 2919964^2 + 4636145^2 .
It is a cyclic number.
It is not a de Polignac number, because 30020030222321 - 210 = 30020030221297 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30020030222293 and 30020030222302.
It is not an unprimeable number, because it can be changed into a prime (30020030222311) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 366097929500 + ... + 366097929581.
It is an arithmetic number, because the mean of its divisors is an integer number (7688056520361).
Almost surely, 230020030222321 is an apocalyptic number.
It is an amenable number.
30020030222321 is a deficient number, since it is larger than the sum of its proper divisors (732195859123).
30020030222321 is an equidigital number, since it uses as much as digits as its factorization.
30020030222321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 732195859122.
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 30020030222321 its reverse (12322203002003), we get a palindrome (42342233224324).
The spelling of 30020030222321 in words is "thirty trillion, twenty billion, thirty million, two hundred twenty-two thousand, three hundred twenty-one".
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