421749487 is an odd 9-digits composite number following 421749486
and preceding 421749488 . In scientific notation, it is written as 4.21749487 × 10^8.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 421092936 positive integers (up to 421749487) that are relatively prime to 421749487.
421749487 has 4 divisors, whose sum is 422406040
The reverse of 421749487 is 784947124
Previous prime number is 643
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
four hundred twenty-one million seven hundred forty-nine thousand four hundred eighty-seven
Scientific notation
4.21749487 × 10^8
Engineering notation
4.21749487 × 10^6
Prime Factorization
643 × 655909
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
421749487
Product of the distinct prime numbers
The prime factorization of 421749487 is 643 × 655909.
Since it has a total of 2 prime factors.
3 , 10 , 17 , 63 , 581 , 181 , 2620 , 7564 , 84376 , 49281 , 145438 , 61415 , 4897547 , 1407725 , 99924134 , 41643433 , 996462598 , 118145277 , 8626961307 , 7841910538
n×2
843498974
n×3
1265248461
n×4
1686997948
n×5
2108747435
n÷2
210874743.5
n÷3
140583162.33333
n÷3
105437371.75
n÷5
84349897.4
n2
177872629784763169
n3
7.5017690363065E+25
n4
3.1638672426547E+34
n5
1.3343593865257E+43
2 √n
20536.540287984
3 √n
749.92561454858
4 √n
143.30575804197
5 √n
53.089778403347
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
-421749486
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 421749487 can be divided by 4 positive divisors.
The sum of these divisors (counting 421749487) is 1, the average is 0.25.
Base
System
Value
2
Binary
11001001000110110001011101111
3
Ternary
1002101121002112101
4
Quaternary
121020312023233
5
Quinary
1330431440422
6
Senary
105503315531
8
Octal
3110661357
10
Decimal
421749487
12
Duodecimal
b92abba7
16
Hexadecimal
192362ef
20
Vigesimal
6bfide7
36
Base36
6z3jzj
md5
549b8f03f03a04933314ab6738f0b6e7
sha1
284797ae2792b2065d7c95dcd4b468b7c72cc721
sha256
cebc6a93ee6508c371b9be183ac9d28ad138651a78d9168fc7d33ccd9e2b655a
sha512
46285b40026c85e1dc974288ce592f19cbd910373584193b34401fafb11e5af15c8ec03074e79e5c81ca29937409c101760dea36e7cb9d9db8ca2dba3ec49760
ripemd-160
b8eca9d074d74e76b7e9ba845a8a70f269cb769e
Diameter
843498974
Circumference
2649930180.0289
Area
5.5880334700651E+17
Volume
3.142333665785E+26
Surface area
2.235213388026E+18
Circumference
2649930180.0289
Perimeter
1686997948
Area
177872629784763169
Diagonal
596443844.4393
Surface area
1067235778708579014
Volume
7.5017690363065E+25
Space diagonal
730491539.55011
Perimeter
1265248461
Area
7.7021108015775E+16
Altitude
365245769.77505
Surface area
7.7021108015775E+16
Volume
8.8409195941126E+24
Height
198814614.8131