421948905 is an odd 9-digits composite number following 421948904
and preceding 421948906 . In scientific notation, it is written as 4.21948905 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 186667200 positive integers (up to 421948905) that are relatively prime to 421948905.
421948905 has 16 divisors, whose sum is 530972672
The reverse of 421948905 is 509849124
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
four hundred twenty-one million nine hundred forty-eight thousand nine hundred five
Scientific notation
4.21948905 × 10^8
Engineering notation
4.21948905 × 10^6
Prime Factorization
15 × 31 × 7 × 129631
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
421948905
Product of the distinct prime numbers
The prime factorization of 421948905 is 15 × 31 × 7 × 129631.
Since it has a total of 4 prime factors.
9 , 3 , 23 , 4 , 628 , 52 , 9222 , 8096 , 47122 , 24775 , 513809 , 527313 , 1071003 , 3675161 , 31874755 , 88960428 , 467568809 , 729721849 , 9564460067 , 6086368930
n×2
843897810
n×3
1265846715
n×4
1687795620
n×5
2109744525
n÷2
210974452.5
n÷3
140649635
n÷3
105487226.25
n÷5
84389781
n2
178040878430699025
n3
7.5124153699072E+25
n4
3.1698554392375E+34
n5
1.3375170315946E+43
2 √n
20541.394913686
3 √n
750.0437929984
4 √n
143.32269504055
5 √n
53.094797997182
1 , 7 , 15 , 31 , 105 , 217 , 465 , 3255 , 129631 , 907417 , 1944465 , 4018561 , 13611255 , 28129927 , 60278415 , 421948905
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
-421948904
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 421948905 can be divided by 16 positive divisors.
The sum of these divisors (counting 421948905) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11001001001100110110111101001
3
Ternary
1002101222020002020
4
Quaternary
121021212313221
5
Quinary
1331004331110
6
Senary
105511455053
8
Octal
3111466751
10
Decimal
421948905
12
Duodecimal
b9387489
16
Hexadecimal
19266de9
20
Vigesimal
6bh3c55
36
Base36
6z7tux
md5
317a4d432766a7acfda59c54db0831ae
sha1
1e18083dca2da4a5acbb31a3586e9ae322a73538
sha256
a07b9c7d718b1ae08512e6fd696016956d5226f5fef8688abf1662609776599f
sha512
e55b11ff7cec70e471221a19889200f91155d27bc5fc1ac22d5ba537992cb8bf1e52376e944705cb3f7c6c6403d9dc28930935ca21a34cbce530f3a185ce3889
ripemd-160
eddd6410744c0e723c6557e8507e4dc128756b5f
Diameter
843897810
Circumference
2651183160.2765
Area
5.5933191571656E+17
Volume
3.1467931915754E+26
Surface area
2.2373276628662E+18
Circumference
2651183160.2765
Perimeter
1687795620
Area
178040878430699025
Diagonal
596725864.07948
Surface area
1068245270584194150
Volume
7.5124153699072E+25
Space diagonal
730836941.65805
Perimeter
1265846715
Area
7.7093961816541E+16
Altitude
365418470.82903
Surface area
7.7093961816541E+16
Volume
8.8534664185857E+24
Height
198908621.35983