20498946 is an even 8-digits composite number following 20498945
and preceding 20498947 . In scientific notation, it is written as 2.0498946 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 6307344 positive integers (up to 20498946) that are relatively prime to 20498946.
20498946 has 8 divisors, whose sum is 31536960
The reverse of 20498946 is 64989402
Previous prime number is 39
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million four hundred ninety-eight thousand nine hundred forty-six
Scientific notation
2.0498946 × 10^7
Engineering notation
2.0498946 × 10^6
Prime Factorization
2 × 39 × 262807
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20498946
Product of the distinct prime numbers
The prime factorization of 20498946 is 2 × 39 × 262807.
Since it has a total of 3 prime factors.
10 , 5 , 38 , 60 , 777 , 314 , 3962 , 9420 , 76940 , 25337 , 636887 , 519093 , 3426114 , 4211538 , 88003990 , 59391287 , 738377588 , 739877901 , 5124600211 , 1018512269
n×2
40997892
n×3
61496838
n×4
81995784
n×5
102494730
n÷2
10249473
n÷3
6832982
n÷3
5124736.5
n÷5
4099789.2
n2
420206787110916
n3
8.6137962378202E+21
n4
1.7657374393408E+29
n5
3.6195756419225E+36
2 √n
4527.5761727441
3 √n
273.680493185
4 √n
67.287266051937
5 √n
28.996548499088
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
-20498945
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 20498946 can be divided by 8 positive divisors.
The sum of these divisors (counting 20498946) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110001100101000000010
3
Ternary
1102120110021020
4
Quaternary
1032030220002
5
Quinary
20221431241
6
Senary
2011210310
8
Octal
116145002
10
Decimal
20498946
12
Duodecimal
6a46996
16
Hexadecimal
138ca02
20
Vigesimal
682776
36
Base36
c7d36
md5
10aa9352e40dc3324eebdca19318e45f
sha1
4d5477ada522a7746ffb4db2e02735ef551caa0c
sha256
ab5e29818f05f0f66109d440edec4de9e19364c84b9a437a878c09beab109618
sha512
01d464ae4c35ec0d81c4198b776791acc414ed29e5836ce01d7ce64d5c907a0513a41edf8ad662a6301fc67eb84ab19555d642e242f4d9c61761a7e735101791
ripemd-160
4f1e13e60b0a2cdfb686d777ce5a408a6d8d4595
Diameter
40997892
Circumference
128798676.31987
Area
1.3201185553762E+15
Volume
3.6081385307007E+22
Surface area
5.2804742215049E+15
Circumference
128798676.31987
Perimeter
81995784
Area
420206787110916
Diagonal
28989887.447554
Surface area
2521240722665496
Volume
8.6137962378202E+21
Space diagonal
35505215.973611
Perimeter
61496838
Area
1.8195487624035E+14
Altitude
17752607.986805
Surface area
1.8195487624035E+14
Volume
1.0151456219203E+21
Height
9663295.8158512