20798955 is an odd 8-digits composite number following 20798954
and preceding 20798956 . In scientific notation, it is written as 2.0798955 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 11092752 positive integers (up to 20798955) that are relatively prime to 20798955.
20798955 has 8 divisors, whose sum is 27732000
The reverse of 20798955 is 55989702
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty million seven hundred ninety-eight thousand nine hundred fifty-five
Scientific notation
2.0798955 × 10^7
Engineering notation
2.0798955 × 10^6
Prime Factorization
5 × 9 × 462199
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20798955
Product of the distinct prime numbers
The prime factorization of 20798955 is 5 × 9 × 462199.
Since it has a total of 3 prime factors.
2 , 10 , 19 , 73 , 794 , 757 , 7793 , 2053 , 45444 , 87192 , 785522 , 336708 , 3752655 , 1202736 , 40506433 , 45504206 , 742044539 , 150809541 , 541198025 , 8631869043
n×2
41597910
n×3
62396865
n×4
83195820
n×5
103994775
n÷2
10399477.5
n÷3
6932985
n÷3
5199738.75
n÷5
4159791
n2
432596529092025
n3
8.9975557417412E+21
n4
1.8713975698247E+29
n5
3.8923113841893E+36
2 √n
4560.5871332538
3 √n
275.00916773845
4 √n
67.532119271157
5 √n
29.080930805782
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
-20798954
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 20798955 can be divided by 8 positive divisors.
The sum of these divisors (counting 20798955) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010101110111101011
3
Ternary
1110010200210200
4
Quaternary
1033111313223
5
Quinary
20311031310
6
Senary
2021443243
8
Octal
117256753
10
Decimal
20798955
12
Duodecimal
6b70523
16
Hexadecimal
13d5deb
20
Vigesimal
69jh7f
36
Base36
cdskr
md5
673689a7928313e3b3bf4cd06731c9e2
sha1
d3a244ebfca5f449b7e0c0b353043600fa081308
sha256
61978e31012cf67a01f2936129e8f0295ef90c95c7e30fdead489cac48b3619e
sha512
4304fa0d2c1b226b46b44e5575cb666480968f19c7f309750f624338fc7a96a3eab00ce02c8b1e44f4c49110ae27ef66ac646422227f9557a56088b20b5ebbf8
ripemd-160
acb0412a87808da06103fcb3d7092129f39ba36e
Diameter
41597910
Circumference
130683688.46069
Area
1.3590420777639E+15
Volume
3.7688873358025E+22
Surface area
5.4361683110558E+15
Circumference
130683688.46069
Perimeter
83195820
Area
432596529092025
Diagonal
29414164.244188
Surface area
2595579174552150
Volume
8.9975557417412E+21
Space diagonal
36024846.804339
Perimeter
62396865
Area
1.8731979189133E+14
Altitude
18012423.402169
Surface area
1.8731979189133E+14
Volume
1.0603721131815E+21
Height
9804721.4147292