Base | Representation |
---|---|
bin | 1101101111010000100100… |
… | …11111110111001001110001 |
3 | 10221222011011012222021120002 |
4 | 12313220102133313021301 |
5 | 12424434323214133241 |
6 | 144130443101355345 |
7 | 6235452322350164 |
oct | 667502237671161 |
9 | 127864135867502 |
10 | 30211110302321 |
11 | 9698507188893 |
12 | 347b147868b55 |
13 | 13b1b844958c0 |
14 | 766322c51adb |
15 | 375cd882989b |
hex | 1b7a127f7271 |
30211110302321 has 4 divisors (see below), whose sum is σ = 32535041864052. Its totient is φ = 27887178740592.
The previous prime is 30211110302299. The next prime is 30211110302357. The reversal of 30211110302321 is 12320301111203.
It is a happy number.
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 7960077892321 + 22251032410000 = 2821361^2 + 4717100^2 .
It is a cyclic number.
It is not a de Polignac number, because 30211110302321 - 26 = 30211110302257 is a prime.
It is a super-2 number, since 2×302111103023212 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 30211110302293 and 30211110302302.
It is not an unprimeable number, because it can be changed into a prime (30211110302621) 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, 1161965780846 + ... + 1161965780871.
It is an arithmetic number, because the mean of its divisors is an integer number (8133760466013).
Almost surely, 230211110302321 is an apocalyptic number.
It is an amenable number.
30211110302321 is a deficient number, since it is larger than the sum of its proper divisors (2323931561731).
30211110302321 is a wasteful number, since it uses less digits than its factorization.
30211110302321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2323931561730.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 30211110302321 its reverse (12320301111203), we get a palindrome (42531411413524).
The spelling of 30211110302321 in words is "thirty trillion, two hundred eleven billion, one hundred ten million, three hundred two thousand, three hundred twenty-one".
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