20001995 is an odd 8-digits composite number following 20001994
and preceding 20001996 . In scientific notation, it is written as 2.0001995 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 14770080 positive integers (up to 20001995) that are relatively prime to 20001995.
20001995 has 8 divisors, whose sum is 24145440
The reverse of 20001995 is 59910002
Previous prime number is 169
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one thousand nine hundred ninety-five
Scientific notation
2.0001995 × 10^7
Engineering notation
2.0001995 × 10^6
Prime Factorization
5 × 169 × 23671
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20001995
Product of the distinct prime numbers
The prime factorization of 20001995 is 5 × 169 × 23671.
Since it has a total of 3 prime factors.
9 , 1 , 29 , 78 , 949 , 473 , 6689 , 2883 , 20690 , 71528 , 57974 , 530757 , 8931226 , 2713643 , 24857750 , 6168723 , 488108494 , 228327599 , 3968317444 , 6652145906
n×2
40003990
n×3
60005985
n×4
80007980
n×5
100009975
n÷2
10000997.5
n÷3
6667331.6666667
n÷3
5000498.75
n÷5
4000399
n2
400079803980025
n3
8.0023942388094E+21
n4
1.600638495527E+29
n5
3.2015963184338E+36
2 √n
4472.3589972184
3 √n
271.45078679799
4 √n
66.8756981064
5 √n
28.85457373244
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
-20001994
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 20001995 can be divided by 8 positive divisors.
The sum of these divisors (counting 20001995) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010011010011001011
3
Ternary
1101122012120122
4
Quaternary
1030103103023
5
Quinary
20110030440
6
Senary
1552413455
8
Octal
114232313
10
Decimal
20001995
12
Duodecimal
684728b
16
Hexadecimal
13134cb
20
Vigesimal
6504jf
36
Base36
bwpmz
md5
0d2a475199fddee13ede749fba731994
sha1
ed34e75e5dbd2971f50596c9efb07655523006bb
sha256
94f97c536d7bfb2b4769e37b87c8da60169090395b2d9d8a1674a47dc8920fe0
sha512
a37ad80d65fd44b0fcbb683ee9e2a6e214b40f17305b596d50bc0607bbf3dcce8a1d6eb3e5016554d0ebb3da3d7c0ad7296b739ef211b4dcba7f5530e9191d32
ripemd-160
20a2963118591b35fa0cb5073447a9980c8f07fd
Diameter
40003990
Circumference
125676241.09828
Area
1.2568877730333E+15
Volume
3.3520350602364E+22
Surface area
5.0275510921332E+15
Circumference
125676241.09828
Perimeter
80007980
Area
400079803980025
Diagonal
28287092.603519
Surface area
2400478823880150
Volume
8.0023942388094E+21
Space diagonal
34644471.592739
Perimeter
60005985
Area
1.732396368939E+14
Altitude
17322235.796369
Surface area
1.732396368939E+14
Volume
9.4309120533172E+20
Height
9429030.8678396