1985643163 is an odd 10-digits composite number following 1985643162
and preceding 1985643164 . In scientific notation, it is written as 1.985643163 × 10^9.
The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors.
There are 1600091136 positive integers (up to 1985643163) that are relatively prime to 1985643163.
1985643163 has 16 divisors, whose sum is 2405453760
The reverse of 1985643163 is 3613465891
Previous prime number is 953
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 46
Digital Root 1
Name
one billion nine hundred eighty-five million six hundred forty-three thousand one hundred sixty-three
Scientific notation
1.985643163 × 10^9
Engineering notation
1.985643163 × 10^9
Prime Factorization
7 × 17 × 953 × 17509
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1985643163
Product of the distinct prime numbers
The prime factorization of 1985643163 is 7 × 17 × 953 × 17509.
Since it has a total of 4 prime factors.
10 , 4 , 22 , 24 , 361 , 258 , 5420 , 4129 , 32970 , 22000 , 888708 , 7121 , 316898 , 1608661 , 88838666 , 64569934 , 762649531 , 141257219 , 6209334476 , 6306481897
n×2
3971286326
n×3
5956929489
n×4
7942572652
n×5
9928215815
n÷2
992821581.5
n÷3
661881054.33333
n÷3
496410790.75
n÷5
397128632.6
n2
3942778770768644569
n3
7.8289517093983E+27
n4
1.5545504435224E+37
n5
3.0867824597189E+46
2 √n
44560.556134321
3 √n
1256.8990604256
4 √n
211.09371410424
5 √n
72.373610858094
1 , 7 , 17 , 119 , 953 , 6671 , 16201 , 17509 , 113407 , 122563 , 297653 , 2083571 , 16686077 , 116802539 , 283663309 , 1985643163
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
-1985643162
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 1985643163 can be divided by 16 positive divisors.
The sum of these divisors (counting 1985643163) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110110010110101000001010011011
3
Ternary
12010101100010100101
4
Quaternary
1312112220022123
5
Quinary
13031311040123
6
Senary
525011120231
8
Octal
16626501233
10
Decimal
1985643163
12
Duodecimal
474ba3077
16
Hexadecimal
765a829b
20
Vigesimal
1b0a57i3
36
Base36
wu782j
md5
99c4896ba52777c7aae59717f18ec4e8
sha1
df463dce6cea891bc9877b99b8cd3ed91835d72a
sha256
bfcfaa737a30ff7dcb9ed87b2e50156accfaf0ef516a4c0b5e5d2a94a8bbf545
sha512
735d92472ee6ef55543214fcfbc21a1af4db5c36394bfe3bc331d803a2d3dcf4e375073c5a792b86e3c2f66b1303a9c923c3bc369b18aa18adf199c2c49f9f0b
ripemd-160
ccd5a5df9df4cad42e423360e5e791c4954b8870
Diameter
3971286326
Circumference
12476163947.063
Area
1.2386604820977E+19
Volume
3.2793836234073E+28
Surface area
4.9546419283906E+19
Circumference
12476163947.063
Perimeter
7942572652
Area
3942778770768644569
Diagonal
2808123491.148
Surface area
2.3656672624612E+19
Volume
7.8289517093983E+27
Space diagonal
3439234844.0178
Perimeter
5956929489
Area
1.7072732884938E+18
Altitude
1719617422.0089
Surface area
1.7072732884938E+18
Volume
9.2265080721626E+26
Height
936041163.716