421749887 is an odd 9-digits composite number following 421749886
and preceding 421749888 . In scientific notation, it is written as 4.21749887 × 10^8.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 389307576 positive integers (up to 421749887) that are relatively prime to 421749887.
421749887 has 4 divisors, whose sum is 454192200
The reverse of 421749887 is 788947124
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
four hundred twenty-one million seven hundred forty-nine thousand eight hundred eighty-seven
Scientific notation
4.21749887 × 10^8
Engineering notation
4.21749887 × 10^6
Prime Factorization
13 × 32442299
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
421749887
Product of the distinct prime numbers
The prime factorization of 421749887 is 13 × 32442299.
Since it has a total of 2 prime factors.
5 , 9 , 9 , 61 , 304 , 893 , 1987 , 7246 , 83761 , 16357 , 915356 , 533565 , 1897066 , 5050902 , 55359714 , 23928376 , 445522617 , 473017682 , 5427532700 , 3418916546
n×2
843499774
n×3
1265249661
n×4
1686999548
n×5
2108749435
n÷2
210874943.5
n÷3
140583295.66667
n÷3
105437471.75
n÷5
84349977.4
n2
177872967184512769
n3
7.5017903810423E+25
n4
3.1638792455023E+34
n5
1.3343657142722E+43
2 √n
20536.550026721
3 √n
749.92585163256
4 √n
143.30579202084
5 √n
53.089788473735
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
-421749886
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 421749887 can be divided by 4 positive divisors.
The sum of these divisors (counting 421749887) is 1, the average is 0.25.
Base
System
Value
2
Binary
11001001000110110010001111111
3
Ternary
1002101121010002012
4
Quaternary
121020312101333
5
Quinary
1330431444022
6
Senary
105503321435
8
Octal
3110662177
10
Decimal
421749887
12
Duodecimal
b92b027b
16
Hexadecimal
1923647f
20
Vigesimal
6bfiee7
36
Base36
6z3kan
md5
3aa213545dd3a511831bbb53be8c7c26
sha1
0fe5d6a81741aeb0532fde4e255a5210d35244b6
sha256
48f2f1a169bc1facf4e0f4d5d6b062f550a8ae5ae94ff1d62e5886da0d5a8f90
sha512
7ce02f11e82b13cd3281f65c69e4c1d9f6b0bfbf349a96d43288045d9d905adc510c07d44bd9b626e54226f69107809e9291d0a42a195d11cbdd94f3c6854e01
ripemd-160
fb26ec19f7d573db0be04ca9b4cecf28de92027d
Diameter
843499774
Circumference
2649932693.3031
Area
5.5880440697908E+17
Volume
3.1423426066471E+26
Surface area
2.2352176279163E+18
Circumference
2649932693.3031
Perimeter
1686999548
Area
177872967184512769
Diagonal
596444410.12472
Surface area
1067237803107076614
Volume
7.5017903810423E+25
Space diagonal
730492232.37043
Perimeter
1265249661
Area
7.7021254114152E+16
Altitude
365246116.18522
Surface area
7.7021254114152E+16
Volume
8.840944749125E+24
Height
198814803.37491