Base | Representation |
---|---|
bin | 110011101101… |
… | …1011100000100 |
3 | 1220000111100100 |
4 | 1213123130010 |
5 | 23420110340 |
6 | 2405044100 |
7 | 446313201 |
oct | 147333404 |
9 | 56014310 |
10 | 27113220 |
11 | 14339622 |
12 | 90b6630 |
13 | 5804034 |
14 | 385aca8 |
15 | 25a8830 |
hex | 19db704 |
27113220 has 144 divisors (see below), whose sum is σ = 87639552. Its totient is φ = 6773760.
The previous prime is 27113197. The next prime is 27113239. The reversal of 27113220 is 2231172.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 27113193 and 27113202.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 239884 + ... + 239996.
It is an arithmetic number, because the mean of its divisors is an integer number (608608).
Almost surely, 227113220 is an apocalyptic number.
27113220 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 27113220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43819776).
27113220 is an abundant number, since it is smaller than the sum of its proper divisors (60526332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27113220 is a wasteful number, since it uses less digits than its factorization.
27113220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 202 (or 197 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 18.
The square root of 27113220 is about 5207.0356249982. The cubic root of 27113220 is about 300.4187485602.
Adding to 27113220 its reverse (2231172), we get a palindrome (29344392).
The spelling of 27113220 in words is "twenty-seven million, one hundred thirteen thousand, two hundred twenty".
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