20698961 is an odd 8-digits composite number following 20698960
and preceding 20698962 . In scientific notation, it is written as 2.0698961 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 19560528 positive integers (up to 20698961) that are relatively prime to 20698961.
20698961 has 8 divisors, whose sum is 21842880
The reverse of 20698961 is 16989602
Previous prime number is 487
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty million six hundred ninety-eight thousand nine hundred sixty-one
Scientific notation
2.0698961 × 10^7
Engineering notation
2.0698961 × 10^6
Prime Factorization
19 × 487 × 2237
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20698961
Product of the distinct prime numbers
The prime factorization of 20698961 is 19 × 487 × 2237.
Since it has a total of 3 prime factors.
8 , 10 , 65 , 51 , 569 , 26 , 7188 , 8862 , 75728 , 87948 , 61532 , 835782 , 8154981 , 4949172 , 89485351 , 74141168 , 605308083 , 744895258 , 8969778564 , 1777774197
n×2
41397922
n×3
62096883
n×4
82795844
n×5
103494805
n÷2
10349480.5
n÷3
6899653.6666667
n÷3
5174740.25
n÷5
4139792.2
n2
428446986479521
n3
8.8684074637071E+21
n4
1.8356682022338E+29
n5
3.7996424526978E+36
2 √n
4549.6110822795
3 √n
274.5677440594
4 √n
67.450804904608
5 √n
29.052914716733
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
-20698960
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 20698961 can be divided by 8 positive divisors.
The sum of these divisors (counting 20698961) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111101011101010001
3
Ternary
1102221121122012
4
Quaternary
1032331131101
5
Quinary
20244331321
6
Senary
2015352305
8
Octal
116753521
10
Decimal
20698961
12
Duodecimal
6b22695
16
Hexadecimal
13bd751
20
Vigesimal
697781
36
Base36
cbnf5
md5
261fb903fa599f520eed53f7945aa7dc
sha1
04802802d58f012cfcb12dbcad2ec02daf18af4e
sha256
8ef8dbba4444884f911add2f4999e0f7de4e141be347179efa9813f3767509ba
sha512
c2c4dcd1bd2d918ac3ed93fc49d8a1a5f0d4adfa3aa43ab0340959e6f465d5f54017c036b9e4a3d6ec345f73100eec833d7e9d028becdc6241f8e4c9a5109a35
ripemd-160
8764a4eec2833fc4110a21360d304208a4f141bf
Diameter
41397922
Circumference
130055407.62908
Area
1.3460059051767E+15
Volume
3.7147898316031E+22
Surface area
5.384023620707E+15
Circumference
130055407.62908
Perimeter
82795844
Area
428446986479521
Diagonal
29272751.373232
Surface area
2570681918877126
Volume
8.8684074637071E+21
Space diagonal
35851652.115887
Perimeter
62096883
Area
1.8552298723308E+14
Altitude
17925826.057943
Surface area
1.8552298723308E+14
Volume
1.0451518426521E+21
Height
9757583.7910773