20797779 is an odd 8-digits composite number following 20797778
and preceding 20797780 . In scientific notation, it is written as 2.0797779 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 13854176 positive integers (up to 20797779) that are relatively prime to 20797779.
20797779 has 8 divisors, whose sum is 27752400
The reverse of 20797779 is 97779702
Previous prime number is 1949
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
twenty million seven hundred ninety-seven thousand seven hundred seventy-nine
Scientific notation
2.0797779 × 10^7
Engineering notation
2.0797779 × 10^6
Prime Factorization
3 × 1949 × 3557
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20797779
Product of the distinct prime numbers
The prime factorization of 20797779 is 3 × 1949 × 3557.
Since it has a total of 3 prime factors.
1 , 7 , 76 , 88 , 234 , 925 , 1394 , 3204 , 48524 , 77885 , 233592 , 762680 , 1967599 , 8948273 , 58996000 , 19684841 , 204987086 , 880135981 , 7987213117 , 4427091837
n×2
41595558
n×3
62393337
n×4
83191116
n×5
103988895
n÷2
10398889.5
n÷3
6932593
n÷3
5199444.75
n÷5
4159555.8
n2
432547611332841
n3
8.9960296274783E+21
n4
1.8709743606975E+29
n5
3.8912111268452E+36
2 √n
4560.4582006636
3 √n
275.00398451527
4 √n
67.531164662425
5 √n
29.080601943604
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
-20797778
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 20797779 can be divided by 8 positive divisors.
The sum of these divisors (counting 20797779) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010101100101010011
3
Ternary
1110010122012010
4
Quaternary
1033111211103
5
Quinary
20311012104
6
Senary
2021434003
8
Octal
117254523
10
Decimal
20797779
12
Duodecimal
6b6b903
16
Hexadecimal
13d5953
20
Vigesimal
69je8j
36
Base36
cdro3
md5
2f273fe6a299f70bef7633988db9819c
sha1
0d44c64b6f5df5f1c25b5dac5b4bed0ad531f190
sha256
5d4cceb4b777d1e7f31e5f3be0be5565af921f0f1586098cded462393b17f276
sha512
a60cd16928bf3b982f44eb150874052cf499fbd372d5957fea2dc6f70c7032199e1f0117d1cca42c2d67335595da70a4424b3177f706fcdc45fd9f89c125c7a5
ripemd-160
83bc172fbb616539180b80591b938e52afdb49f8
Diameter
41595558
Circumference
130676299.43477
Area
1.3588883980911E+15
Volume
3.7682480785549E+22
Surface area
5.4355535923643E+15
Circumference
130676299.43477
Perimeter
83191116
Area
432547611332841
Diagonal
29412501.129038
Surface area
2595285667997046
Volume
8.9960296274783E+21
Space diagonal
36022809.912589
Perimeter
62393337
Area
1.8729860988026E+14
Altitude
18011404.956295
Surface area
1.8729860988026E+14
Volume
1.0601922588908E+21
Height
9804167.0430128