Base | Representation |
---|---|
bin | 110111111001001101… |
… | …0110110001111111100 |
3 | 102110211011221211101101 |
4 | 1233302122312033330 |
5 | 3431310444204322 |
6 | 131050330022444 |
7 | 11446325500441 |
oct | 1576232661774 |
9 | 373734854341 |
10 | 120031241212 |
11 | 469a5563103 |
12 | 1b31a277a24 |
13 | b41b8052ac |
14 | 5b495599c8 |
15 | 31c7ac7327 |
hex | 1bf26b63fc |
120031241212 has 24 divisors (see below), whose sum is σ = 225814659840. Its totient is φ = 55647180720.
The previous prime is 120031241189. The next prime is 120031241219. The reversal of 120031241212 is 212142130021.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a self number, because there is not a number n which added to its sum of digits gives 120031241212.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120031241219) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16798114 + ... + 16805257.
It is an arithmetic number, because the mean of its divisors is an integer number (9408944160).
Almost surely, 2120031241212 is an apocalyptic number.
It is an amenable number.
120031241212 is a deficient number, since it is larger than the sum of its proper divisors (105783418628).
120031241212 is a wasteful number, since it uses less digits than its factorization.
120031241212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33603441 (or 33603439 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 120031241212 its reverse (212142130021), we get a palindrome (332173371233).
The spelling of 120031241212 in words is "one hundred twenty billion, thirty-one million, two hundred forty-one thousand, two hundred twelve".
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