Base | Representation |
---|---|
bin | 1110010100100… |
… | …00111010100100 |
3 | 22101001022002001 |
4 | 13022100322210 |
5 | 221223144421 |
6 | 15530455044 |
7 | 2656045561 |
oct | 712207244 |
9 | 271038061 |
10 | 120131236 |
11 | 618a1415 |
12 | 34294484 |
13 | 1bb71894 |
14 | 11d51868 |
15 | a82e691 |
hex | 7290ea4 |
120131236 has 12 divisors (see below), whose sum is σ = 210974512. Its totient is φ = 59852808.
The previous prime is 120131233. The next prime is 120131261. The reversal of 120131236 is 632131021.
It is not an unprimeable number, because it can be changed into a prime (120131233) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51930 + ... + 54193.
Almost surely, 2120131236 is an apocalyptic number.
It is an amenable number.
120131236 is a deficient number, since it is larger than the sum of its proper divisors (90843276).
120131236 is a wasteful number, since it uses less digits than its factorization.
120131236 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106410 (or 106408 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 19.
The square root of 120131236 is about 10960.4395897245. The cubic root of 120131236 is about 493.4221581397.
Adding to 120131236 its reverse (632131021), we get a palindrome (752262257).
The spelling of 120131236 in words is "one hundred twenty million, one hundred thirty-one thousand, two hundred thirty-six".
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