Base | Representation |
---|---|
bin | 111000000001010100… |
… | …0101101010100110011 |
3 | 102111112010220100210000 |
4 | 1300002220231110303 |
5 | 3432340121411011 |
6 | 131133325241043 |
7 | 11456141156334 |
oct | 1600250552463 |
9 | 374463810700 |
10 | 120303310131 |
11 | 4702509a554 |
12 | 1b395403183 |
13 | b462ca3a14 |
14 | 5b7373c28b |
15 | 31e191a356 |
hex | 1c02a2d533 |
120303310131 has 30 divisors (see below), whose sum is σ = 182435211420. Its totient is φ = 79004920104.
The previous prime is 120303310103. The next prime is 120303310133. The reversal of 120303310131 is 131013303021.
It is a happy number.
120303310131 is a `hidden beast` number, since 1 + 20 + 303 + 310 + 1 + 31 = 666.
It is not a de Polignac number, because 120303310131 - 215 = 120303277363 is a prime.
It is a super-2 number, since 2×1203033101312 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (120303310133) by changing a digit.
It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 198180 + ... + 529038.
It is an arithmetic number, because the mean of its divisors is an integer number (6081173714).
Almost surely, 2120303310131 is an apocalyptic number.
120303310131 is a deficient number, since it is larger than the sum of its proper divisors (62131901289).
120303310131 is an frugal number, since it uses more digits than its factorization.
120303310131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 331005 (or 330929 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 18.
Adding to 120303310131 its reverse (131013303021), we get a palindrome (251316613152).
The spelling of 120303310131 in words is "one hundred twenty billion, three hundred three million, three hundred ten thousand, one hundred thirty-one".
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