20164978 is an even 8-digits composite number following 20164977
and preceding 20164979 . In scientific notation, it is written as 2.0164978 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 10068480 positive integers (up to 20164978) that are relatively prime to 20164978.
20164978 has 8 divisors, whose sum is 30289500
The reverse of 20164978 is 87946102
Previous prime number is 761
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million one hundred sixty-four thousand nine hundred seventy-eight
Scientific notation
2.0164978 × 10^7
Engineering notation
2.0164978 × 10^6
Prime Factorization
2 × 761 × 13249
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20164978
Product of the distinct prime numbers
The prime factorization of 20164978 is 2 × 761 × 13249.
Since it has a total of 3 prime factors.
10 , 2 , 73 , 81 , 146 , 92 , 3652 , 8214 , 41760 , 17849 , 545244 , 58469 , 9275400 , 2507809 , 17241523 , 34495126 , 580065240 , 428627171 , 4928806878 , 9080503951
n×2
40329956
n×3
60494934
n×4
80659912
n×5
100824890
n÷2
10082489
n÷3
6721659.3333333
n÷3
5041244.5
n÷5
4032995.6
n2
406626337740484
n3
8.1996111547574E+21
n4
1.6534497854424E+29
n5
3.334177854755E+36
2 √n
4490.5431742719
3 √n
272.18608409785
4 √n
67.011515236353
5 √n
28.901444571956
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
-20164977
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 20164978 can be divided by 8 positive divisors.
The sum of these divisors (counting 20164978) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111011000101110010
3
Ternary
1101221111011001
4
Quaternary
1030323011302
5
Quinary
20130234403
6
Senary
2000112214
8
Octal
114730562
10
Decimal
20164978
12
Duodecimal
690566a
16
Hexadecimal
133b172
20
Vigesimal
660c8i
36
Base36
c07ea
md5
f0e900a7ec11ec26ad46c36bfbfeca36
sha1
42eba1736091b9cea42b6137678e8c529ed5d918
sha256
73ede4bffe893c5c0f512ec9a6f0ec6965c1d7ee70eac757d68ba11f58cb2762
sha512
07bc868a5bf5dbeb043106bb4709c5c451223df885d2e52f6dc9b971b716cb935dedca82e4d650bf8834fb1dccaff3ec68c2369be9f395191c13cc14b6089ebd
ripemd-160
a76f89746dc670305bb6f5a11bdd7ce1f816c6d8
Diameter
40329956
Circumference
126700293.4892
Area
1.2774543154016E+15
Volume
3.4346450888105E+22
Surface area
5.1098172616065E+15
Circumference
126700293.4892
Perimeter
80659912
Area
406626337740484
Diagonal
28517585.372555
Surface area
2439758026442904
Volume
8.1996111547574E+21
Space diagonal
34926766.429509
Perimeter
60494934
Area
1.7607436916555E+14
Altitude
17463383.214754
Surface area
1.7607436916555E+14
Volume
9.6633344177031E+20
Height
9505861.7908517