Base | Representation |
---|---|
bin | 1111101000010… |
… | …11110010110100 |
3 | 100010201121020201 |
4 | 13310023302310 |
5 | 232031322213 |
6 | 21002210244 |
7 | 3151334644 |
oct | 764136264 |
9 | 303647221 |
10 | 131120308 |
11 | 680176a0 |
12 | 37ab3984 |
13 | 2121b6a7 |
14 | 135b2524 |
15 | b7a06dd |
hex | 7d0bcb4 |
131120308 has 12 divisors (see below), whose sum is σ = 250320672. Its totient is φ = 59600120.
The previous prime is 131120257. The next prime is 131120413. The reversal of 131120308 is 803021131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1489960 + ... + 1490047.
It is an arithmetic number, because the mean of its divisors is an integer number (20860056).
Almost surely, 2131120308 is an apocalyptic number.
It is an amenable number.
131120308 is a deficient number, since it is larger than the sum of its proper divisors (119200364).
131120308 is a wasteful number, since it uses less digits than its factorization.
131120308 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2980022 (or 2980020 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 19.
The square root of 131120308 is about 11450.7776155159. Note that the first 3 decimals coincide. The cubic root of 131120308 is about 508.0307347019.
Adding to 131120308 its reverse (803021131), we get a palindrome (934141439).
The spelling of 131120308 in words is "one hundred thirty-one million, one hundred twenty thousand, three hundred eight".
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