Base | Representation |
---|---|
bin | 110101101011… |
… | …1100110001100 |
3 | 1221221222010200 |
4 | 1223113212030 |
5 | 24201133220 |
6 | 2443133500 |
7 | 461144325 |
oct | 153274614 |
9 | 57858120 |
10 | 28146060 |
11 | 14984608 |
12 | 9514290 |
13 | 5aa6197 |
14 | 3a4944c |
15 | 270e890 |
hex | 1ad798c |
28146060 has 72 divisors (see below), whose sum is σ = 85839936. Its totient is φ = 7464960.
The previous prime is 28146031. The next prime is 28146061. The reversal of 28146060 is 6064182.
It is not an unprimeable number, because it can be changed into a prime (28146061) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48492 + ... + 49068.
Almost surely, 228146060 is an apocalyptic number.
28146060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 28146060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42919968).
28146060 is an abundant number, since it is smaller than the sum of its proper divisors (57693876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28146060 is a wasteful number, since it uses less digits than its factorization.
28146060 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 863 (or 858 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 28146060 is about 5305.2860431837. The cubic root of 28146060 is about 304.1859867213.
The spelling of 28146060 in words is "twenty-eight million, one hundred forty-six thousand, sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •