20972408 is an even 8-digits composite number following 20972407
and preceding 20972409 . In scientific notation, it is written as 2.0972408 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 8 positive divisors.
There are 10486200 positive integers (up to 20972408) that are relatively prime to 20972408.
20972408 has 8 divisors, whose sum is 39323280
The reverse of 20972408 is 80427902
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million nine hundred seventy-two thousand four hundred eight
Scientific notation
2.0972408 × 10^7
Engineering notation
2.0972408 × 10^6
Prime Factorization
2 × 2 × 2 × 2621551
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5243102
Product of the distinct prime numbers
The prime factorization of 20972408 is 2 × 2 × 2 × 2621551.
Since it has a total of 4 prime factors.
9 , 1 , 98 , 66 , 15 , 153 , 1085 , 9606 , 50090 , 45312 , 289191 , 840688 , 1845794 , 536664 , 74567586 , 9046156 , 174042669 , 530479625 , 8865646732 , 9076016109
n×2
41944816
n×3
62917224
n×4
83889632
n×5
104862040
n÷2
10486204
n÷3
6990802.6666667
n÷3
5243102
n÷5
4194481.6
n2
439841897318464
n3
9.2245437260569E+21
n4
1.9346089463671E+29
n5
4.057340814366E+36
2 √n
4579.5641714032
3 √n
275.77153255838
4 √n
67.672477207527
5 √n
29.129273927133
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20972407
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20972408 can be divided by 8 positive divisors.
The sum of these divisors (counting 20972408) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000000001101111000
3
Ternary
1110110111201212
4
Quaternary
1100000031320
5
Quinary
20332104113
6
Senary
2025302252
8
Octal
120001570
10
Decimal
20972408
12
Duodecimal
7034988
16
Hexadecimal
1400378
20
Vigesimal
6b1b08
36
Base36
chiew
md5
1c5c908ebc46e0bb82b0db13272286e2
sha1
6cdb1f2a8e585bf064d69f4f1ca130adbb1c56ba
sha256
ca5bdb258e3463359472d179a7f89ec031a1931687274c641eaaa30b0067b13a
sha512
e19e2e3d6ce91c27f03ca39d4c0e5373bbdef6ae0032e459c7004bde9b705d69eb00e882e8a327fc11226ef4b846a7d7523fbb42a9115edb7739610a0da7c092
ripemd-160
72eee3626d4171fc4ba57f4c7d462c282f98f105
Diameter
41944816
Circumference
131773525.80178
Area
1.3818040733567E+15
Volume
3.8639678403331E+22
Surface area
5.5272162934267E+15
Circumference
131773525.80178
Perimeter
83889632
Area
439841897318464
Diagonal
29659463.829222
Surface area
2639051383910784
Volume
9.2245437260569E+21
Space diagonal
36325276.213064
Perimeter
62917224
Area
1.9045712836327E+14
Altitude
18162638.106532
Surface area
1.9045712836327E+14
Volume
1.0871229036744E+21
Height
9886487.943074