20651431 is an odd 8-digits composite number following 20651430
and preceding 20651432 . In scientific notation, it is written as 2.0651431 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 20641600 positive integers (up to 20651431) that are relatively prime to 20651431.
20651431 has 4 divisors, whose sum is 20661264
The reverse of 20651431 is 13415602
Previous prime number is 6791
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million six hundred fifty-one thousand four hundred thirty-one
Scientific notation
2.0651431 × 10^7
Engineering notation
2.0651431 × 10^6
Prime Factorization
6791 × 3041
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20651431
Product of the distinct prime numbers
The prime factorization of 20651431 is 6791 × 3041.
Since it has a total of 2 prime factors.
3 , 6 , 42 , 14 , 915 , 202 , 9037 , 9121 , 79970 , 23441 , 292212 , 148650 , 9531960 , 3684811 , 55214551 , 17112680 , 252349317 , 254253619 , 9247778629 , 5172909813
n×2
41302862
n×3
61954293
n×4
82605724
n×5
103257155
n÷2
10325715.5
n÷3
6883810.3333333
n÷3
5162857.75
n÷5
4130286.2
n2
426481602347761
n3
8.8074553836542E+21
n4
1.8188655714111E+29
n5
3.7562176846273E+36
2 √n
4544.3845567909
3 √n
274.35742421961
4 √n
67.412050530977
5 √n
29.039559890567
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
-20651430
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 20651431 can be divided by 4 positive divisors.
The sum of these divisors (counting 20651431) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110110001110110100111
3
Ternary
1102212012102211
4
Quaternary
1032301312213
5
Quinary
20241321211
6
Senary
2014344251
8
Octal
116616647
10
Decimal
20651431
12
Duodecimal
6abb087
16
Hexadecimal
13b1da7
20
Vigesimal
6918bb
36
Base36
camqv
md5
bae54e46d09cf73a61fb1e9709c9bc58
sha1
9233438ac68ed04c75e61f6738de952756d89618
sha256
ba8c3c5218076b06bba8f8ae4112427c2bf839abd8261f72bee74f60899556fa
sha512
88094a6d1c043bb0a6de5a4e20f73ec62817db00f09ff7ab10821c5638289a645572c3b6b7cc5aff9f0fdc43c4c594de24c485a10ad9c7250bb8cff9bcb590fd
ripemd-160
473f129203268be2d3fb1ca7b195432a991e13c8
Diameter
41302862
Circumference
129756767.83143
Area
1.3398314688269E+15
Volume
3.6892582840144E+22
Surface area
5.3593258753077E+15
Circumference
129756767.83143
Perimeter
82605724
Area
426481602347761
Diagonal
29205533.802612
Surface area
2558889614086566
Volume
8.8074553836542E+21
Space diagonal
35769327.741003
Perimeter
61954293
Area
1.8467195093993E+14
Altitude
17884663.870501
Surface area
1.8467195093993E+14
Volume
1.03796857113E+21
Height
9735177.9342041