Base | Representation |
---|---|
bin | 10000000110000… |
… | …100100001000100 |
3 | 200211002210011100 |
4 | 100012010201010 |
5 | 1023111324240 |
6 | 42443340100 |
7 | 6456122130 |
oct | 2006044104 |
9 | 624083140 |
10 | 270026820 |
11 | 129472168 |
12 | 76521630 |
13 | 43c350ab |
14 | 27c103c0 |
15 | 18a8ce30 |
hex | 10184844 |
270026820 has 144 divisors (see below), whose sum is σ = 959107968. Its totient is φ = 60203520.
The previous prime is 270026789. The next prime is 270026843. The reversal of 270026820 is 28620072.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 49047 + ... + 54273.
It is an arithmetic number, because the mean of its divisors is an integer number (6660472).
Almost surely, 2270026820 is an apocalyptic number.
270026820 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 270026820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (479553984).
270026820 is an abundant number, since it is smaller than the sum of its proper divisors (689081148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
270026820 is a wasteful number, since it uses less digits than its factorization.
270026820 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5290 (or 5285 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 27.
The square root of 270026820 is about 16432.4928115000. The cubic root of 270026820 is about 646.3518070189.
Adding to 270026820 its reverse (28620072), we get a palindrome (298646892).
The spelling of 270026820 in words is "two hundred seventy million, twenty-six thousand, eight hundred twenty".
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