Base | Representation |
---|---|
bin | 10001011100000… |
… | …00110100110000 |
3 | 101012020210001201 |
4 | 20232000310300 |
5 | 244421422403 |
6 | 22303140544 |
7 | 3424233340 |
oct | 1056006460 |
9 | 335223051 |
10 | 146279728 |
11 | 75631141 |
12 | 40ba4754 |
13 | 243c876a |
14 | 155dad20 |
15 | cc9721d |
hex | 8b80d30 |
146279728 has 20 divisors (see below), whose sum is σ = 323905360. Its totient is φ = 62691264.
The previous prime is 146279723. The next prime is 146279729. The reversal of 146279728 is 827972641.
It is not an unprimeable number, because it can be changed into a prime (146279723) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 652923 + ... + 653146.
It is an arithmetic number, because the mean of its divisors is an integer number (16195268).
Almost surely, 2146279728 is an apocalyptic number.
It is an amenable number.
146279728 is an abundant number, since it is smaller than the sum of its proper divisors (177625632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
146279728 is a wasteful number, since it uses less digits than its factorization.
146279728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1306084 (or 1306078 counting only the distinct ones).
The product of its digits is 338688, while the sum is 46.
The square root of 146279728 is about 12094.6156615248. The cubic root of 146279728 is about 526.8998173678.
The spelling of 146279728 in words is "one hundred forty-six million, two hundred seventy-nine thousand, seven hundred twenty-eight".
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