1640221807 is an odd 10-digits composite number following 1640221806
and preceding 1640221808 . In scientific notation, it is written as 1.640221807 × 10^9.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 1405904400 positive integers (up to 1640221807) that are relatively prime to 1640221807.
1640221807 has 4 divisors, whose sum is 1874539216
The reverse of 1640221807 is 7081220461
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 31
Digital Root 4
Name
one billion six hundred forty million two hundred twenty-one thousand eight hundred seven
Scientific notation
1.640221807 × 10^9
Engineering notation
1.640221807 × 10^9
Prime Factorization
7 × 234317401
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1640221807
Product of the distinct prime numbers
The prime factorization of 1640221807 is 7 × 234317401.
Since it has a total of 2 prime factors.
6 , 6 , 56 , 34 , 95 , 86 , 4750 , 4533 , 57688 , 43473 , 709294 , 107025 , 1512067 , 4219554 , 5335554 , 44386519 , 7708969 , 610292712 , 3280381971 , 7688140344
n×2
3280443614
n×3
4920665421
n×4
6560887228
n×5
8201109035
n÷2
820110903.5
n÷3
546740602.33333
n÷3
410055451.75
n÷5
328044361.4
n2
2690327576158345249
n3
4.4127339583884E+27
n4
7.237862467038E+36
n5
1.1871699854503E+46
2 √n
40499.651936776
3 √n
1179.326870468
4 √n
201.24525320309
5 √n
69.659526217742
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
-1640221806
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 1640221807 can be divided by 4 positive divisors.
The sum of these divisors (counting 1640221807) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100001110000111100110001101111
3
Ternary
11020022100220022211
4
Quaternary
1201300330301233
5
Quinary
11324344044212
6
Senary
430431351251
8
Octal
14160746157
10
Decimal
1640221807
12
Duodecimal
399382527
16
Hexadecimal
61c3cc6f
20
Vigesimal
15cb7ea7
36
Base36
r4jn8v
md5
db1a4024ed8e9bcd03d8697ba904bf69
sha1
63023fb73c8475734d153eda78ea5fe139c082e8
sha256
6cda5d4b94b8a5973767485dc81cade65f17c8bc3ae2fef85f71252564af4918
sha512
efc66fb5a7b6c9c962298377aed39c80ecdf6b4a972803c10a1fe8cdcac8c596ce9205188e7f07aa5edfb4d35ca3bddd5aea6c92c3b44d2bd550012e89d0c1ad
ripemd-160
3daeebc123756de14097ae928833485d692a25ca
Diameter
3280443614
Circumference
10305817558.258
Area
8.4519133490091E+18
Volume
1.8484016781225E+28
Surface area
3.3807653396036E+19
Circumference
10305817558.258
Perimeter
6560887228
Area
2690327576158345249
Diagonal
2319623924.7595
Surface area
1.614196545695E+19
Volume
4.4127339583884E+27
Space diagonal
2840947505.4064
Perimeter
4920665421
Area
1.1649460127275E+18
Altitude
1420473752.7032
Surface area
1.1649460127275E+18
Volume
5.200456842581E+26
Height
773207974.91984