Base | Representation |
---|---|
bin | 1110010011100… |
… | …11110110101001 |
3 | 22100211020210100 |
4 | 13021303312221 |
5 | 221210342301 |
6 | 15524140013 |
7 | 2655041541 |
oct | 711636651 |
9 | 270736710 |
10 | 120012201 |
11 | 6181aa41 |
12 | 34237609 |
13 | 1bb2c64a |
14 | 11d20321 |
15 | a809286 |
hex | 7273da9 |
120012201 has 24 divisors (see below), whose sum is σ = 179816000. Its totient is φ = 77067936.
The previous prime is 120012187. The next prime is 120012239. The reversal of 120012201 is 102210021.
It is not a de Polignac number, because 120012201 - 25 = 120012169 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (120012241) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32550 + ... + 36048.
Almost surely, 2120012201 is an apocalyptic number.
It is an amenable number.
120012201 is a deficient number, since it is larger than the sum of its proper divisors (59803799).
120012201 is a wasteful number, since it uses less digits than its factorization.
120012201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3645 (or 3642 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
The square root of 120012201 is about 10955.0080328588. The cubic root of 120012201 is about 493.2591311071.
Adding to 120012201 its reverse (102210021), we get a palindrome (222222222).
The spelling of 120012201 in words is "one hundred twenty million, twelve thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •