Base | Representation |
---|---|
bin | 1111100000111… |
… | …11111100000100 |
3 | 100001220112001120 |
4 | 13300133330010 |
5 | 231304413434 |
6 | 20525353540 |
7 | 3140202303 |
oct | 760377404 |
9 | 301815046 |
10 | 130154244 |
11 | 675178a0 |
12 | 377088b0 |
13 | 20c70a5c |
14 | 1340043a |
15 | b65e349 |
hex | 7c1ff04 |
130154244 has 96 divisors (see below), whose sum is σ = 362299392. Its totient is φ = 35904000.
The previous prime is 130154243. The next prime is 130154257. The reversal of 130154244 is 442451031.
It is not an unprimeable number, because it can be changed into a prime (130154243) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68629 + ... + 70499.
It is an arithmetic number, because the mean of its divisors is an integer number (3773952).
Almost surely, 2130154244 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 130154244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181149696).
130154244 is an abundant number, since it is smaller than the sum of its proper divisors (232145148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130154244 is a wasteful number, since it uses less digits than its factorization.
130154244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1937 (or 1935 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 130154244 is about 11408.5162926649. The cubic root of 130154244 is about 506.7799736972.
The spelling of 130154244 in words is "one hundred thirty million, one hundred fifty-four thousand, two hundred forty-four".
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