Base | Representation |
---|---|
bin | 10001100011111… |
… | …00000110000000 |
3 | 101021012001212020 |
4 | 20301330012000 |
5 | 300202341203 |
6 | 22341201440 |
7 | 3436051044 |
oct | 1061740600 |
9 | 337161766 |
10 | 147308928 |
11 | 76174418 |
12 | 41400280 |
13 | 24699060 |
14 | 157c8024 |
15 | cdec153 |
hex | 8c7c180 |
147308928 has 128 divisors (see below), whose sum is σ = 440052480. Its totient is φ = 43321344.
The previous prime is 147308921. The next prime is 147308939. The reversal of 147308928 is 829803741.
It is a tau number, because it is divible by the number of its divisors (128).
It is a self number, because there is not a number n which added to its sum of digits gives 147308928.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (147308921) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114175 + ... + 115457.
It is an arithmetic number, because the mean of its divisors is an integer number (3437910).
Almost surely, 2147308928 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 147308928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220026240).
147308928 is an abundant number, since it is smaller than the sum of its proper divisors (292743552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147308928 is a wasteful number, since it uses less digits than its factorization.
147308928 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1336 (or 1324 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 42.
The square root of 147308928 is about 12137.0889425760. The cubic root of 147308928 is about 528.1326572096.
The spelling of 147308928 in words is "one hundred forty-seven million, three hundred eight thousand, nine hundred twenty-eight".
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