20797407 is an odd 8-digits composite number following 20797406
and preceding 20797408 . In scientific notation, it is written as 2.0797407 × 10^7.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 13864932 positive integers (up to 20797407) that are relatively prime to 20797407.
20797407 has 4 divisors, whose sum is 23108240
The reverse of 20797407 is 70479702
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million seven hundred ninety-seven thousand four hundred seven
Scientific notation
2.0797407 × 10^7
Engineering notation
2.0797407 × 10^6
Prime Factorization
9 × 2310823
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20797407
Product of the distinct prime numbers
The prime factorization of 20797407 is 9 × 2310823.
Since it has a total of 2 prime factors.
8 , 7 , 85 , 79 , 504 , 638 , 554 , 8230 , 25977 , 82098 , 816358 , 785793 , 1075613 , 2123836 , 64472163 , 4925104 , 815745999 , 624796007 , 359636507 , 609422658
n×2
41594814
n×3
62392221
n×4
83189628
n×5
103987035
n÷2
10398703.5
n÷3
6932469
n÷3
5199351.75
n÷5
4159481.4
n2
432532137923649
n3
8.9955469129783E+21
n4
1.870840503368E+29
n5
3.890863138063E+36
2 √n
4560.4174151058
3 √n
275.00234488359
4 √n
67.530862685929
5 √n
29.080497912676
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20797406
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20797407 can be divided by 4 positive divisors.
The sum of these divisors (counting 20797407) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010101011111011111
3
Ternary
1110010121200100
4
Quaternary
1033111133133
5
Quinary
20311004112
6
Senary
2021432143
8
Octal
117253737
10
Decimal
20797407
12
Duodecimal
6b6b653
16
Hexadecimal
13d57df
20
Vigesimal
69jda7
36
Base36
cdrdr
md5
34f74e5372078e468ac219fac924d85b
sha1
7cab30277ffdabe4a0a30a1bbd6a24fca6c5c178
sha256
c8ffe600f775878bc24a56bfeda42fdae65a18bceb4f5edb1638c3f1e0d7662c
sha512
c052889ec6b5ad3c6fd5f7ef22ee57914507018605093a7fe74aa61738657b5756829149d8b170e1d8854e4356714623a3e7b38e88d11035790d0ce4a1b8aa7d
ripemd-160
549b4383cbf2090fea69a7104cde3c2e587b1318
Diameter
41594814
Circumference
130673962.08983
Area
1.3588397869424E+15
Volume
3.768045879578E+22
Surface area
5.4353591477697E+15
Circumference
130673962.08983
Perimeter
83189628
Area
432532137923649
Diagonal
29411975.041593
Surface area
2595192827541894
Volume
8.9955469129783E+21
Space diagonal
36022165.589689
Perimeter
62392221
Area
1.8729190969754E+14
Altitude
18011082.794844
Surface area
1.8729190969754E+14
Volume
1.0601353704414E+21
Height
9803991.680531