27972009 is an odd 8-digits composite number following 27972008
and preceding 27972010 . In scientific notation, it is written as 2.7972009 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 16306272 positive integers (up to 27972009) that are relatively prime to 27972009.
27972009 has 16 divisors, whose sum is 35235200
The reverse of 27972009 is 90027972
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-seven million nine hundred seventy-two thousand nine
Scientific notation
2.7972009 × 10^7
Engineering notation
2.7972009 × 10^6
Prime Factorization
9 × 19 × 13 × 12583
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
27972009
Product of the distinct prime numbers
The prime factorization of 27972009 is 9 × 19 × 13 × 12583.
Since it has a total of 4 prime factors.
1 , 10 , 39 , 64 , 797 , 461 , 783 , 57 , 52194 , 79490 , 33717 , 836479 , 5790622 , 7039024 , 78630666 , 35942678 , 201456064 , 894046293 , 9926289077 , 6028211558
n×2
55944018
n×3
83916027
n×4
111888036
n×5
139860045
n÷2
13986004.5
n÷3
9324003
n÷3
6993002.25
n÷5
5594401.8
n2
782433287496081
n3
2.188623095974E+22
n4
6.1220184938192E+29
n5
1.7124515640728E+37
2 √n
5288.8570598949
3 √n
303.55767635312
4 √n
72.724528598643
5 √n
30.856362776288
1 , 9 , 13 , 19 , 117 , 171 , 247 , 2223 , 12583 , 113247 , 163579 , 239077 , 1472211 , 2151693 , 3108001 , 27972009
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-27972008
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 27972009 can be divided by 16 positive divisors.
The sum of these divisors (counting 27972009) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101010101101000110101001
3
Ternary
1221122010101100
4
Quaternary
1222231012221
5
Quinary
24130101014
6
Senary
2435312013
8
Octal
152550651
10
Decimal
27972009
12
Duodecimal
944b609
16
Hexadecimal
1aad1a9
20
Vigesimal
8ega09
36
Base36
gnjc9
md5
18fd0a972ec1c5268973c8aed5bfe716
sha1
815186d50ef6f195b6316d488fd96b421402993e
sha256
0bc31248c59627b07b7ea41612317618a02f3a0a31f0108b286613523403b2b1
sha512
24c22f9e41a11fe2a5e3d5d3e3db96f1493381d55e6cbd89980581ae1c682a32df7811e5ea1462e738b70e45febaef7a5e20889fb107a20c57ae7d9ecba0e244
ripemd-160
b70e1cca60086421e7e18f6499ec676c30959c70
Diameter
55944018
Circumference
175753315.9611
Area
2.4580866679218E+15
Volume
9.1676829863851E+22
Surface area
9.8323466716872E+15
Circumference
175753315.9611
Perimeter
111888036
Area
782433287496081
Diagonal
39558394.494622
Surface area
4694599724976486
Volume
2.188623095974E+22
Space diagonal
48448940.777774
Perimeter
83916027
Area
3.3880355186909E+14
Altitude
24224470.388887
Surface area
3.3880355186909E+14
Volume
2.5793170543745E+21
Height
13186131.498207