Base | Representation |
---|---|
bin | 110111111000011010… |
… | …0101000010010001001 |
3 | 102110202022112110022222 |
4 | 1233300310220102021 |
5 | 3431232114222241 |
6 | 131043531423425 |
7 | 11445551645345 |
oct | 1576064502211 |
9 | 373668473288 |
10 | 120004445321 |
11 | 46991420a42 |
12 | 1b3112b4b75 |
13 | b4160b2837 |
14 | 5b45b82625 |
15 | 31c5582a4b |
hex | 1bf0d28489 |
120004445321 has 2 divisors, whose sum is σ = 120004445322. Its totient is φ = 120004445320.
The previous prime is 120004445299. The next prime is 120004445347. The reversal of 120004445321 is 123544400021.
It is an a-pointer prime, because the next prime (120004445347) can be obtained adding 120004445321 to its sum of digits (26).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 119992960000 + 11485321 = 346400^2 + 3389^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-120004445321 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (120004445381) by changing a digit.
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, 60002222660 + 60002222661.
It is an arithmetic number, because the mean of its divisors is an integer number (60002222661).
Almost surely, 2120004445321 is an apocalyptic number.
It is an amenable number.
120004445321 is a deficient number, since it is larger than the sum of its proper divisors (1).
120004445321 is an equidigital number, since it uses as much as digits as its factorization.
120004445321 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3840, while the sum is 26.
Adding to 120004445321 its reverse (123544400021), we get a palindrome (243548845342).
The spelling of 120004445321 in words is "one hundred twenty billion, four million, four hundred forty-five thousand, three hundred twenty-one".
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