642777105 is an odd 9-digits composite number following 642777104
and preceding 642777106 . In scientific notation, it is written as 6.42777105 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 342814448 positive integers (up to 642777105) that are relatively prime to 642777105.
642777105 has 8 divisors, whose sum is 1028443392
The reverse of 642777105 is 501777246
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
six hundred forty-two million seven hundred seventy-seven thousand one hundred five
Scientific notation
6.42777105 × 10^8
Engineering notation
6.42777105 × 10^6
Prime Factorization
3 × 5 × 42851807
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
642777105
Product of the distinct prime numbers
The prime factorization of 642777105 is 3 × 5 × 42851807.
Since it has a total of 3 prime factors.
6 , 10 , 3 , 43 , 717 , 369 , 4463 , 4443 , 76850 , 78606 , 986574 , 219176 , 3570761 , 1484584 , 26128646 , 84138356 , 405860508 , 39637146 , 4011320118 , 8952981053
n×2
1285554210
n×3
1928331315
n×4
2571108420
n×5
3213885525
n÷2
321388552.5
n÷3
214259035
n÷3
160694276.25
n÷5
128555421
n2
413162406712181025
n3
2.6557133568129E+26
n4
1.707031743202E+35
n5
1.0972409220385E+44
2 √n
25353.049224896
3 √n
863.01855479513
4 √n
159.22640869182
5 √n
57.757991149758
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-642777104
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 642777105 can be divided by 8 positive divisors.
The sum of these divisors (counting 642777105) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110010100000000000000010001
3
Ternary
1122210111110102110
4
Quaternary
212110000000101
5
Quinary
2304022331410
6
Senary
143440535533
8
Octal
4624000021
10
Decimal
642777105
12
Duodecimal
15b3215a9
16
Hexadecimal
26500011
20
Vigesimal
a0h72f5
36
Base36
amoxzl
md5
455cf42e770db5b11ab987f0af34aa81
sha1
56df5e154e9098eecf1a4f126eff652cb63c453b
sha256
b10e7b3653df3c6267576093061183bc490685dd88b56907115f4f415c73f7b0
sha512
61a4db58ad366a6d474371dffdfc56b81f8c8f0dc99c19ef04048baf9efd66d550e131850ee94d71c47ea9fb6fcfa89b193d33777ce1e9397915b0b26869b3f9
ripemd-160
2071ab8286fc9e0641d29dadbafdbb688476c256
Diameter
1285554210
Circumference
4038687661.9274
Area
1.2979879816665E+18
Volume
1.1124226095738E+27
Surface area
5.1919519266659E+18
Circumference
4038687661.9274
Perimeter
2571108420
Area
413162406712181025
Diagonal
909024099.47391
Surface area
2478974440273086150
Volume
2.6557133568129E+26
Space diagonal
1113322603.802
Perimeter
1928331315
Area
1.7890457005073E+17
Altitude
556661301.90102
Surface area
1.7890457005073E+17
Volume
3.1297882058168E+25
Height
303008033.15797