20397799 is an odd 8-digits composite number following 20397798
and preceding 20397800 . In scientific notation, it is written as 2.0397799 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 20366280 positive integers (up to 20397799) that are relatively prime to 20397799.
20397799 has 4 divisors, whose sum is 20429320
The reverse of 20397799 is 99779302
Previous prime number is 661
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
twenty million three hundred ninety-seven thousand seven hundred ninety-nine
Scientific notation
2.0397799 × 10^7
Engineering notation
2.0397799 × 10^6
Prime Factorization
661 × 30859
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20397799
Product of the distinct prime numbers
The prime factorization of 20397799 is 661 × 30859.
Since it has a total of 2 prime factors.
3 , 1 , 30 , 7 , 670 , 87 , 6890 , 3513 , 12449 , 29974 , 967225 , 355914 , 535731 , 3247696 , 21003174 , 29726039 , 610835108 , 284656853 , 4825761016 , 4829454523
n×2
40795598
n×3
61193397
n×4
81591196
n×5
101988995
n÷2
10198899.5
n÷3
6799266.3333333
n÷3
5099449.75
n÷5
4079559.8
n2
416070204044401
n3
8.4869163919867E+21
n4
1.7311441469355E+29
n5
3.5311530349217E+36
2 √n
4516.3922548866
3 √n
273.22961445845
4 √n
67.204108913716
5 √n
28.967876588009
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
-20397798
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 20397799 can be divided by 4 positive divisors.
The sum of these divisors (counting 20397799) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110011111011100111
3
Ternary
1102101022112001
4
Quaternary
1031303323213
5
Quinary
20210212144
6
Senary
2005110131
8
Octal
115637347
10
Decimal
20397799
12
Duodecimal
69b8347
16
Hexadecimal
1373ee7
20
Vigesimal
679e9j
36
Base36
c571j
md5
f8907b4585644261931fbc033de2b70f
sha1
74436fbda0140470342e96db829def7970917bdc
sha256
dc0613e0247f55a77b8092fabc6aa7dea04b71986566052ba3de230acac3b64d
sha512
3ba0157d35fbeebe58516d88f3df17c97733d69515192b8fc97c3c465f935e0673fdb3c6251ce5a4d0b9a343df07b381c11c62c94701a184ad2062d84d943459
ripemd-160
8f1d244b746e49234114a34165ad9b285022ea03
Diameter
40795598
Circumference
128163150.9756
Area
1.3071230964035E+15
Volume
3.5549912251595E+22
Surface area
5.228492385614E+15
Circumference
128163150.9756
Perimeter
81591196
Area
416070204044401
Diagonal
28846843.98836
Surface area
2496421224266406
Volume
8.4869163919867E+21
Space diagonal
35330024.230578
Perimeter
61193397
Area
1.8016368323011E+14
Altitude
17665012.115289
Surface area
1.8016368323011E+14
Volume
1.0001926886895E+21
Height
9615614.6627868