Base | Representation |
---|---|
bin | 10111001110000100101000… |
… | …110000100101010001010010 |
3 | 111101120210001012210012012110 |
4 | 113032010220300211101102 |
5 | 101341132101013034302 |
6 | 1001110131013210150 |
7 | 30340036235663145 |
oct | 2716045060452122 |
9 | 441523035705173 |
10 | 102122121221202 |
11 | 2a5a2826124a55 |
12 | b553b4b930956 |
13 | 44ca0c81a2744 |
14 | 1b30a4661a05c |
15 | bc166daacb6c |
hex | 5ce128c25452 |
102122121221202 has 8 divisors (see below), whose sum is σ = 204244242442416. Its totient is φ = 34040707073732.
The previous prime is 102122121221189. The next prime is 102122121221209. The reversal of 102122121221202 is 202122121221201.
It is a sphenic number, since it is the product of 3 distinct primes.
102122121221202 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (102122121221209) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8510176768428 + ... + 8510176768439.
It is an arithmetic number, because the mean of its divisors is an integer number (25530530305302).
Almost surely, 2102122121221202 is an apocalyptic number.
102122121221202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102122121221202 is a wasteful number, since it uses less digits than its factorization.
102122121221202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17020353536872.
The product of its (nonzero) digits is 256, while the sum is 21.
Adding to 102122121221202 its reverse (202122121221201), we get a palindrome (304244242442403).
Subtracting 102122121221202 from its reverse (202122121221201), we obtain a palindrome (99999999999999).
The spelling of 102122121221202 in words is "one hundred two trillion, one hundred twenty-two billion, one hundred twenty-one million, two hundred twenty-one thousand, two hundred two".
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