2149661894 is an even 10-digits composite number following 2149661893
and preceding 2149661895 . In scientific notation, it is written as 2.149661894 × 10^9.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 1074830946 positive integers (up to 2149661894) that are relatively prime to 2149661894.
2149661894 has 4 divisors, whose sum is 3224492844
The reverse of 2149661894 is 4981669412
Previous prime number is 2
Is Prime? no
Number parity even
Number length 10
Sum of Digits 50
Digital Root 5
Name
two billion one hundred forty-nine million six hundred sixty-one thousand eight hundred ninety-four
Scientific notation
2.149661894 × 10^9
Engineering notation
2.149661894 × 10^9
Prime Factorization
2 × 1074830947
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2149661894
Product of the distinct prime numbers
The prime factorization of 2149661894 is 2 × 1074830947.
Since it has a total of 2 prime factors.
8 , 10 , 68 , 12 , 995 , 270 , 2880 , 8252 , 42853 , 3341 , 684098 , 929862 , 1339862 , 3732332 , 70559541 , 49587507 , 351627833 , 218731331 , 3951872596 , 9833633192
n×2
4299323788
n×3
6448985682
n×4
8598647576
n×5
10748309470
n÷2
1074830947
n÷3
716553964.66667
n÷3
537415473.5
n÷5
429932378.8
n2
4621046258515667236
n3
9.9336870523424E+27
n4
2.1354068523342E+37
n5
4.5904027386492E+46
2 √n
46364.446443369
3 √n
1290.5952211793
4 √n
215.32404984899
5 √n
73.531602634319
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
-2149661893
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 2149661894 can be divided by 4 positive divisors.
The sum of these divisors (counting 2149661894) is 1, the average is 0.25.
Base
System
Value
2
Binary
10000000001000010011110011000110
3
Ternary
12112210222010202012
4
Quaternary
2000020103303012
5
Quinary
13400303140034
6
Senary
553150414222
8
Octal
20010236306
10
Decimal
2149661894
12
Duodecimal
4bbb01372
16
Hexadecimal
80213cc6
20
Vigesimal
1dbf7eee
36
Base36
zjupqe
md5
122595b6d6eacda78fb554a7ef8bd5de
sha1
e3ac75d886b09537d304d4a26b02be5a8b49fcb7
sha256
0af8a35353661bcff659f0a80337f5c766f4dccf16473bd6327135f7c3c2262e
sha512
f3677fed010553b6c9669a1e0a8eb57b351d10151d9058b8b28c049c165f136710b4ee09ff52f0926028a5b056c116e9edff922eefe65bd30a100a22182a23ea
ripemd-160
bd27fcf6d2bb1a42fdfaeec467f17f690480731d
Diameter
4299323788
Circumference
13506724027.785
Area
1.4517444977651E+19
Volume
4.1610131022265E+28
Surface area
5.8069779910606E+19
Circumference
13506724027.785
Perimeter
8598647576
Area
4621046258515667236
Diagonal
3040081005.0114
Surface area
2.7726277551094E+19
Volume
9.9336870523424E+27
Space diagonal
3723323619.5027
Perimeter
6448985682
Area
2.0009717259688E+18
Altitude
1861661809.7514
Surface area
2.0009717259688E+18
Volume
1.1706962461494E+27
Height
1013360335.0038