20972085 is an odd 8-digits composite number following 20972084
and preceding 20972086 . In scientific notation, it is written as 2.0972085 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 11185104 positive integers (up to 20972085) that are relatively prime to 20972085.
20972085 has 8 divisors, whose sum is 33555360
The reverse of 20972085 is 58027902
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million nine hundred seventy-two thousand eighty-five
Scientific notation
2.0972085 × 10^7
Engineering notation
2.0972085 × 10^6
Prime Factorization
3 × 5 × 1398139
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20972085
Product of the distinct prime numbers
The prime factorization of 20972085 is 3 × 5 × 1398139.
Since it has a total of 3 prime factors.
2 , 5 , 1 , 95 , 821 , 791 , 1032 , 2424 , 51648 , 74489 , 352066 , 648303 , 512804 , 3057149 , 51052723 , 59982048 , 788173298 , 11512726 , 159941853 , 6085103880
n×2
41944170
n×3
62916255
n×4
83888340
n×5
104860425
n÷2
10486042.5
n÷3
6990695
n÷3
5243021.25
n÷5
4194417
n2
439828349247225
n3
9.2241175258225E+21
n4
1.9344897680154E+29
n5
4.0570283846449E+36
2 √n
4579.5289059029
3 √n
275.7701168147
4 √n
67.672216646885
5 √n
29.129184201495
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
-20972084
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 20972085 can be divided by 8 positive divisors.
The sum of these divisors (counting 20972085) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000000001000110101
3
Ternary
1110110111021220
4
Quaternary
1100000020311
5
Quinary
20332101320
6
Senary
2025300553
8
Octal
120001065
10
Decimal
20972085
12
Duodecimal
7034759
16
Hexadecimal
1400235
20
Vigesimal
6b1a45
36
Base36
chi5x
md5
219dccc501b18be0df6a22b07719d817
sha1
cfa2203c5941d9d34f303b367cb4d5cac1f73a5a
sha256
3cceaa9c05ec89e9020fd3a13d400daa7cd223182ac0608c6ebd365fd320a213
sha512
e8c13399e7fb2a289ff029f96a0ded6875d5773286abb90d00f318b1a4f27acdf013bb96008b69177e68fc39a3ae50cbd80299854c258efaad0ef6b1a803c315
ripemd-160
78c3545a01c38f61a12dec1ede18d96dbd6ff70f
Diameter
41944170
Circumference
131771496.33292
Area
1.3817615108356E+15
Volume
3.8637893139964E+22
Surface area
5.5270460433424E+15
Circumference
131771496.33292
Perimeter
83888340
Area
439828349247225
Diagonal
29659007.038241
Surface area
2638970095483350
Volume
9.2241175258225E+21
Space diagonal
36324716.760653
Perimeter
62916255
Area
1.9045126187634E+14
Altitude
18162358.380327
Surface area
1.9045126187634E+14
Volume
1.0870726754951E+21
Height
9886335.6794138