20195451 is an odd 8-digits composite number following 20195450
and preceding 20195452 . In scientific notation, it is written as 2.0195451 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 13099536 positive integers (up to 20195451) that are relatively prime to 20195451.
20195451 has 12 divisors, whose sum is 29960112
The reverse of 20195451 is 15459102
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred ninety-five thousand four hundred fifty-one
Scientific notation
2.0195451 × 10^7
Engineering notation
2.0195451 × 10^6
Prime Factorization
3 × 3 × 37 × 60647
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6731817
Product of the distinct prime numbers
The prime factorization of 20195451 is 3 × 3 × 37 × 60647.
Since it has a total of 4 prime factors.
5 , 4 , 74 , 33 , 957 , 655 , 2370 , 1589 , 41628 , 10398 , 831747 , 696077 , 585901 , 7753342 , 45665998 , 56637708 , 124068990 , 980990023 , 8739038102 , 7498407330
n×2
40390902
n×3
60586353
n×4
80781804
n×5
100977255
n÷2
10097725.5
n÷3
6731817
n÷3
5048862.75
n÷5
4039090.2
n2
407856241093401
n3
8.236840732046E+21
n4
1.6634671339884E+29
n5
3.3594468994573E+36
2 √n
4493.9349127463
3 √n
272.32312287798
4 √n
67.036817591129
5 √n
28.910174378994
1 , 3 , 9 , 37 , 111 , 333 , 60647 , 181941 , 545823 , 2243939 , 6731817 , 20195451
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20195450
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20195451 can be divided by 12 positive divisors.
The sum of these divisors (counting 20195451) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101000010100001111011
3
Ternary
1102000000221200
4
Quaternary
1031002201323
5
Quinary
20132223301
6
Senary
2000505243
8
Octal
115024173
10
Decimal
20195451
12
Duodecimal
691b223
16
Hexadecimal
134287b
20
Vigesimal
6648cb
36
Base36
c0uwr
md5
6f9a7ac6bffc8d3285c362ec013568e2
sha1
d00beb3ecd603573a5de9d34e51ce95462e68bcb
sha256
e1a93833bbd585aaff062b15c8f0991629391a2d854b71b146c0be1ec010fdef
sha512
6685ee67ec69711ef253ab79a4c8d330080824c9d289bd20be438c23c4792173d9d081350466e7d37770c4d5333f932fe45d5932535aaa339d0f41836607a999
ripemd-160
5ca593a9926b9d6810de339e9d1da41aa1e5a021
Diameter
40390902
Circumference
126891760.99507
Area
1.2813181707398E+15
Volume
3.450239777678E+22
Surface area
5.1252726829591E+15
Circumference
126891760.99507
Perimeter
80781804
Area
407856241093401
Diagonal
28560680.702441
Surface area
2447137446560406
Volume
8.236840732046E+21
Space diagonal
34979547.213768
Perimeter
60586353
Area
1.7660693293946E+14
Altitude
17489773.606884
Surface area
1.7660693293946E+14
Volume
9.7072098953054E+20
Height
9520226.9008138