2009661861 is an odd 10-digits composite number following 2009661860
and preceding 2009661862 . In scientific notation, it is written as 2.009661861 × 10^9.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 1301822448 positive integers (up to 2009661861) that are relatively prime to 2009661861.
2009661861 has 16 divisors, whose sum is 2756275200
The reverse of 2009661861 is 1681669002
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 39
Digital Root 3
Name
two billion nine million six hundred sixty-one thousand eight hundred sixty-one
Scientific notation
2.009661861 × 10^9
Engineering notation
2.009661861 × 10^9
Prime Factorization
3 × 47 × 139 × 102539
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2009661861
Product of the distinct prime numbers
The prime factorization of 2009661861 is 3 × 47 × 139 × 102539.
Since it has a total of 4 prime factors.
7 , 3 , 77 , 99 , 754 , 378 , 9350 , 5623 , 534 , 6282 , 811318 , 454059 , 5639507 , 976811 , 10269664 , 59834640 , 262874038 , 515493489 , 7135773666 , 8902633999
n×2
4019323722
n×3
6028985583
n×4
8038647444
n×5
10048309305
n÷2
1004830930.5
n÷3
669887287
n÷3
502415465.25
n÷5
401932372.2
n2
4038740795557983321
n3
8.1165033432977E+27
n4
1.6311427213704E+37
n5
3.2780453169859E+46
2 √n
44829.252291333
3 √n
1261.9466552112
4 √n
211.72919565174
5 √n
72.547858643716
1 , 3 , 47 , 139 , 141 , 417 , 6533 , 19599 , 102539 , 307617 , 4819333 , 14252921 , 14457999 , 42758763 , 669887287 , 2009661861
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
-2009661860
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 2009661861 can be divided by 16 positive divisors.
The sum of these divisors (counting 2009661861) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111110010010000000110100101
3
Ternary
12012001112101210210
4
Quaternary
1313302100012211
5
Quinary
13103433134421
6
Senary
531230010033
8
Octal
16762200645
10
Decimal
2009661861
12
Duodecimal
481046919
16
Hexadecimal
77c901a5
20
Vigesimal
1b807ed1
36
Base36
x8i10l
md5
927ad74ded6548a1755068a94db616ae
sha1
d947a85b1043d8539e2558b1735a9680e3c2565d
sha256
7c8bac01c2dcff197f54a42e5c9d6a2302c5198a88842b469a8092a07f322eb0
sha512
d2aa4f3f6ab37d21047eac711e93a27af6348350c6fcfad1b7d0de8984ba6483955df27aeafc91a64193e17fbb3c4ca5258074876145d24066bd52e4c0d48463
ripemd-160
a4d36b15f835f007ac415c078eec55bdfad94db8
Diameter
4019323722
Circumference
12627077877.434
Area
1.2688078413078E+19
Volume
3.3998329701521E+28
Surface area
5.0752313652313E+19
Circumference
12627077877.434
Perimeter
8038647444
Area
4038740795557983321
Diagonal
2842091059.6102
Surface area
2.4232444773348E+19
Volume
8.1165033432977E+27
Space diagonal
3480836449.2854
Perimeter
6028985583
Area
1.7488260641269E+18
Altitude
1740418224.6427
Surface area
1.7488260641269E+18
Volume
9.5653909226151E+26
Height
947363686.53672