1640217221 is an odd 10-digits composite number following 1640217220
and preceding 1640217222 . In scientific notation, it is written as 1.640217221 × 10^9.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 1617115500 positive integers (up to 1640217221) that are relatively prime to 1640217221.
1640217221 has 4 divisors, whose sum is 1663318944
The reverse of 1640217221 is 1227120461
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 26
Digital Root 8
Name
one billion six hundred forty million two hundred seventeen thousand two hundred twenty-one
Scientific notation
1.640217221 × 10^9
Engineering notation
1.640217221 × 10^9
Prime Factorization
71 × 23101651
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1640217221
Product of the distinct prime numbers
The prime factorization of 1640217221 is 71 × 23101651.
Since it has a total of 2 prime factors.
4 , 9 , 15 , 89 , 875 , 326 , 2219 , 5050 , 18651 , 48055 , 329896 , 631760 , 6524817 , 4674962 , 9420218 , 68278233 , 10280598 , 800777602 , 872729092 , 8869083223
n×2
3280434442
n×3
4920651663
n×4
6560868884
n×5
8201086105
n÷2
820108610.5
n÷3
546739073.66667
n÷3
410054305.25
n÷5
328043444.2
n2
2690312532064962841
n3
4.4126969449651E+27
n4
7.2377815201858E+36
n5
1.1871533891244E+46
2 √n
40499.595318966
3 √n
1179.3257713488
4 √n
201.24511253436
5 √n
69.659487264602
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
-1640217220
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 1640217221 can be divided by 4 positive divisors.
The sum of these divisors (counting 1640217221) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100001110000111011101010000101
3
Ternary
11020022100200000222
4
Quaternary
1201300323222011
5
Quinary
11324343422341
6
Senary
430431314125
8
Octal
14160735205
10
Decimal
1640217221
12
Duodecimal
39937b945
16
Hexadecimal
61c3ba85
20
Vigesimal
15cb7311
36
Base36
r4jjph
md5
8b2e22db18bc2ddc7499e8138ccbc8c4
sha1
639c96f98bb612c9c280c8bd9c7bf134522f8e07
sha256
aa10140e2643052f660db13ba9871b984326c1a22cbc76007fa88d6cd63ad6ee
sha512
157c2d3c34d16a9b24340154bf9a95506a8908a456972815c8431066d9c7813c42af9373677252cc188565126b64dbfa1a853e1cf3963dac34fe3888986cb1a0
ripemd-160
35360e541536e0da100bc19f55b310ecf318ba59
Diameter
3280434442
Circumference
10305788743.57
Area
8.4518660865958E+18
Volume
1.8483861739761E+28
Surface area
3.3807464346383E+19
Circumference
10305788743.57
Perimeter
6560868884
Area
2690312532064962841
Diagonal
2319617439.1761
Surface area
1.614187519239E+19
Volume
4.4126969449651E+27
Space diagonal
2840939562.2214
Perimeter
4920651663
Area
1.1649394984439E+18
Altitude
1420469781.1107
Surface area
1.1649394984439E+18
Volume
5.2004132218433E+26
Height
773205813.0587