Base | Representation |
---|---|
bin | 111000011100101001… |
… | …0000110110111001110 |
3 | 102120220001001202100201 |
4 | 1300321102012313032 |
5 | 3441224323213202 |
6 | 131404320044114 |
7 | 11520643060303 |
oct | 1607122066716 |
9 | 376801052321 |
10 | 121220132302 |
11 | 47455671625 |
12 | 1b5b046363a |
13 | b57ac0a249 |
14 | 5c1d3d70aa |
15 | 324716b387 |
hex | 1c39486dce |
121220132302 has 8 divisors (see below), whose sum is σ = 184544082216. Its totient is φ = 59705438232.
The previous prime is 121220132273. The next prime is 121220132309. The reversal of 121220132302 is 203231022121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 121220132302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121220132309) 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, 452313793 + ... + 452314060.
It is an arithmetic number, because the mean of its divisors is an integer number (23068010277).
Almost surely, 2121220132302 is an apocalyptic number.
121220132302 is a deficient number, since it is larger than the sum of its proper divisors (63323949914).
121220132302 is an equidigital number, since it uses as much as digits as its factorization.
121220132302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 904627922.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 121220132302 its reverse (203231022121), we get a palindrome (324451154423).
The spelling of 121220132302 in words is "one hundred twenty-one billion, two hundred twenty million, one hundred thirty-two thousand, three hundred two".
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