2009861 is an odd 7-digits composite number following 2009860
and preceding 2009862 . In scientific notation, it is written as 2.009861 × 10^6.
The sum of its digits is 26. It has a total of 4 prime factors and 16 positive divisors.
There are 1633920 positive integers (up to 2009861) that are relatively prime to 2009861.
2009861 has 16 divisors, whose sum is 2419200
The reverse of 2009861 is 1689002
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 26
Digital Root 8
Name
two million nine thousand eight hundred sixty-one
Scientific notation
2.009861 × 10^6
Engineering notation
2.009861 × 10^6
Prime Factorization
149 × 7 × 41 × 47
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2009861
Product of the distinct prime numbers
The prime factorization of 2009861 is 149 × 7 × 41 × 47.
Since it has a total of 4 prime factors.
4 , 10 , 7 , 7 , 222 , 225 , 3845 , 8762 , 54946 , 19545 , 259644 , 792802 , 8365612 , 4875675 , 40199456 , 62948254 , 963165773 , 648262482 , 5256167561 , 2651917969
n×2
4019722
n×3
6029583
n×4
8039444
n×5
10049305
n÷2
1004930.5
n÷3
669953.66666667
n÷3
502465.25
n÷5
401972.2
n2
4039541239321
n3
8118916394802944381
n4
1.6317893424175E+25
n5
3.2796697595406E+31
2 √n
1417.6956655079
3 √n
126.19883362687
4 √n
37.652299604512
5 √n
18.223559312163
1 , 7 , 41 , 47 , 149 , 287 , 329 , 1043 , 1927 , 6109 , 7003 , 13489 , 42763 , 49021 , 287123 , 2009861
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2009860
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2009861 can be divided by 16 positive divisors.
The sum of these divisors (counting 2009861) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101010101100000101
3
Ternary
10210010000022
4
Quaternary
13222230011
5
Quinary
1003303421
6
Senary
111024525
8
Octal
7525405
10
Decimal
2009861
12
Duodecimal
80b145
16
Hexadecimal
1eab05
20
Vigesimal
cb4d1
36
Base36
172th
md5
a47bc467fa7cdce2a6f44608f17d0da2
sha1
8c172146931ff41b067d2075ec33423abcee9060
sha256
72179949e5de3801543dd9ddb31d403fba834ff39855273ce663e820642dbed3
sha512
becc547bb123f880f6508f81f5e284082a80c83bc50724d5a818d7a36721d64d1f9989d07d8c9335e26fa71b58b7b2e6751d90d7c6a43d8f79ba93391a24265f
ripemd-160
f5778a3cf4a408e178b4bc7c90e82c6964861a30
Diameter
4019722
Circumference
12628329.104673
Area
12690593081324
Volume
3.400843746803E+19
Surface area
50762372325295
Circumference
12628329.104673
Perimeter
8039444
Area
4039541239321
Diagonal
2842372.6846848
Surface area
24237247435926
Volume
8118916394802944381
Space diagonal
3481181.3681512
Perimeter
6029583
Area
1749172666443.4
Altitude
1740590.6840756
Surface area
1749172666443.4
Volume
9.5682347310863E+17
Height
947457.56156158