27998061 is an odd 8-digits composite number following 27998060
and preceding 27998062 . In scientific notation, it is written as 2.7998061 × 10^7.
The sum of its digits is 42. It has a total of 6 prime factors and 30 positive divisors.
There are 14126112 positive integers (up to 27998061) that are relatively prime to 27998061.
27998061 has 30 divisors, whose sum is 35880810
The reverse of 27998061 is 16089972
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty-seven million nine hundred ninety-eight thousand sixty-one
Scientific notation
2.7998061 × 10^7
Engineering notation
2.7998061 × 10^6
Prime Factorization
7 × 7 × 49 × 69 × 13 × 13
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
307671
Product of the distinct prime numbers
The prime factorization of 27998061 is 7 × 7 × 49 × 69 × 13 × 13.
Since it has a total of 6 prime factors.
10 , 6 , 32 , 82 , 116 , 396 , 5267 , 6928 , 22175 , 49050 , 537450 , 314008 , 2622396 , 957195 , 49036076 , 52675647 , 511782179 , 360424447 , 1037455473 , 8224386127
n×2
55996122
n×3
83994183
n×4
111992244
n×5
139990305
n÷2
13999030.5
n÷3
9332687
n÷3
6999515.25
n÷5
5599612.2
n2
783891419759721
n3
2.1947439787809E+22
n4
6.1448575797291E+29
n5
1.7204409735357E+37
2 √n
5291.3194006788
3 √n
303.65188756621
4 √n
72.74145586032
5 √n
30.862108310358
1 , 7 , 13 , 49 , 69 , 91 , 169 , 343 , 483 , 637 , 897 , 1183 , 2401 , 3381 , 4459 , 6279 , 8281 , 11661 , 23667 , 31213 , 43953 , 57967 , 81627 , 165669 , 307671 , 405769 , 571389 , 2153697 , 3999723 , 27998061
30 divisors
τ
Total Divisors
30
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-27998060
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.033333333333333
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
30
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 27998061 can be divided by 30 positive divisors.
The sum of these divisors (counting 27998061) is 1, the average is 0.033333333333333.
Base
System
Value
2
Binary
1101010110011011101101101
3
Ternary
1221200110010020
4
Quaternary
1222303131231
5
Quinary
24131414221
6
Senary
2440032353
8
Octal
152633555
10
Decimal
27998061
12
Duodecimal
94626b9
16
Hexadecimal
1ab376d
20
Vigesimal
8ejf31
36
Base36
go3fx
md5
224b5e197a0af9227c5b2187c4adca9c
sha1
289b00793232f622235ed6d7022326548fd7ab26
sha256
22783aaf7c4a77f83806ac5af8313f305b758334b6520df166b08fd7a27090cd
sha512
9713eca8281a63e961df204d11a8fb1cb1f727a97cb46d6829cea2e01e5cae693bcf3ff44332825b85535fe54e35eb46a538bc43d95ae814bd506f939dfc1b8b
ripemd-160
75fda4b36e825cfbdefc970ff4192afdf4046f7b
Diameter
55996122
Circumference
175917005.50472
Area
2.4626675255292E+15
Volume
9.1933220803315E+22
Surface area
9.8506701021168E+15
Circumference
175917005.50472
Perimeter
111992244
Area
783891419759721
Diagonal
39595237.586349
Surface area
4703348518558326
Volume
2.1947439787809E+22
Space diagonal
48494064.165413
Perimeter
83994183
Area
3.3943494166028E+14
Altitude
24247032.082706
Surface area
3.3943494166028E+14
Volume
2.5865305839406E+21
Height
13198412.528783