20996851 is an odd 8-digits composite number following 20996850
and preceding 20996852 . In scientific notation, it is written as 2.0996851 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 20485920 positive integers (up to 20996851) that are relatively prime to 20996851.
20996851 has 8 divisors, whose sum is 21512304
The reverse of 20996851 is 15869902
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million nine hundred ninety-six thousand eight hundred fifty-one
Scientific notation
2.0996851 × 10^7
Engineering notation
2.0996851 × 10^6
Prime Factorization
53 × 197 × 2011
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20996851
Product of the distinct prime numbers
The prime factorization of 20996851 is 53 × 197 × 2011.
Since it has a total of 3 prime factors.
4 , 9 , 84 , 75 , 960 , 36 , 3223 , 4655 , 34327 , 60981 , 420610 , 401631 , 9053577 , 2088350 , 38168007 , 99319063 , 423258689 , 369892501 , 1553651657 , 4905928038
n×2
41993702
n×3
62990553
n×4
83987404
n×5
104984255
n÷2
10498425.5
n÷3
6998950.3333333
n÷3
5249212.75
n÷5
4199370.2
n2
440867751916201
n3
9.2568344976894E+21
n4
1.9436437467964E+29
n5
4.0810398148567E+36
2 √n
4582.2320980064
3 √n
275.87862670712
4 √n
67.692186388138
5 √n
29.136060702801
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
-20996850
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 20996851 can be divided by 8 positive divisors.
The sum of these divisors (counting 20996851) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000110001011110011
3
Ternary
1110111202021011
4
Quaternary
1100012023303
5
Quinary
20333344401
6
Senary
2030011351
8
Octal
120061363
10
Decimal
20996851
12
Duodecimal
7046b57
16
Hexadecimal
14062f3
20
Vigesimal
6b4c2b
36
Base36
ci19v
md5
e4b3f60c448b83debf8be7a863bd91d9
sha1
fc1b7424edad96b487bbb7d798edef4727920642
sha256
93830705e8f498cc0c5be5f0d9c3e5cf0d31b26e02e55c70551bb7baad5b76a4
sha512
973444126d739b2bf7e850f3baeb0140c78634016b4001bb3a172e7b15795fa02957dac3dc70e9c24b2729df4f25b21b86a685dda77bc864a40a6a42aba4c9ad
ripemd-160
2d9ad7191a0c9df95ee7d7f90f8074ae5a0c8ce3
Diameter
41993702
Circumference
131927105.70024
Area
1.3850268906246E+15
Volume
3.877493767125E+22
Surface area
5.5401075624983E+15
Circumference
131927105.70024
Perimeter
83987404
Area
440867751916201
Diagonal
29694031.451327
Surface area
2645206511497206
Volume
9.2568344976894E+21
Space diagonal
36367612.730953
Perimeter
62990553
Area
1.9090133643438E+14
Altitude
18183806.365477
Surface area
1.9090133643438E+14
Volume
1.0909284076063E+21
Height
9898010.4837757