Base | Representation |
---|---|
bin | 1111101001011… |
… | …00110000100110 |
3 | 100010222110110200 |
4 | 13310230300212 |
5 | 232100132314 |
6 | 21005131330 |
7 | 3152436420 |
oct | 764546046 |
9 | 303873420 |
10 | 131255334 |
11 | 680aa091 |
12 | 37b59b46 |
13 | 21267ca2 |
14 | 13609810 |
15 | b7ca709 |
hex | 7d2cc26 |
131255334 has 96 divisors (see below), whose sum is σ = 356166720. Its totient is φ = 34062336.
The previous prime is 131255329. The next prime is 131255339. The reversal of 131255334 is 433552131.
131255334 is a `hidden beast` number, since 1 + 3 + 125 + 533 + 4 = 666.
It is an interprime number because it is at equal distance from previous prime (131255329) and next prime (131255339).
It is a junction number, because it is equal to n+sod(n) for n = 131255298 and 131255307.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131255339) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 61062 + ... + 63174.
It is an arithmetic number, because the mean of its divisors is an integer number (3710070).
Almost surely, 2131255334 is an apocalyptic number.
131255334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 131255334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178083360).
131255334 is an abundant number, since it is smaller than the sum of its proper divisors (224911386).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131255334 is a wasteful number, since it uses less digits than its factorization.
131255334 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2174 (or 2171 counting only the distinct ones).
The product of its digits is 5400, while the sum is 27.
The square root of 131255334 is about 11456.6720298698. The cubic root of 131255334 is about 508.2050627055.
The spelling of 131255334 in words is "one hundred thirty-one million, two hundred fifty-five thousand, three hundred thirty-four".
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