421845981 is an odd 9-digits composite number following 421845980
and preceding 421845982 . In scientific notation, it is written as 4.21845981 × 10^8.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 281230652 positive integers (up to 421845981) that are relatively prime to 421845981.
421845981 has 4 divisors, whose sum is 562461312
The reverse of 421845981 is 189548124
Previous prime number is 3
Is Prime? no Number parity odd Number length 9 Sum of Digits 42 Digital Root 6
Name
four hundred twenty-one million eight hundred forty-five thousand nine hundred eighty-one
Scientific notation
4.21845981 × 10^8
Engineering notation
4.21845981 × 10^6
Prime Factorization
3 × 140615327
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
421845981 Product of the distinct prime numbers
The prime factorization of 421845981 is 3 × 140615327.
Since it has a total of 2 prime factors.
1 , 10 , 42 , 61 , 250 , 243 , 4579 , 3908 , 74550 , 95848 , 468799 , 814570 , 3650138 , 4332964 , 58196949 , 43433817 , 804662880 , 411798387 , 4843851115 , 3646647477
n×2
843691962
n×3
1265537943
n×4
1687383924
n×5
2109229905
n÷2
210922990.5
n÷3
140615327
n÷3
105461495.25
n÷5
84369196.2
n2
177954031685852361
n3
7.5069193069423E+25
n4
3.1667637393249E+34
n5
1.3358865562108E+43
2 √n20538.889478256
3 √n749.98280316125
4 √n143.31395423425
5 √n53.092207511843
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
-421845980 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 421845981 can be divided by 4 positive divisors.
The sum of these divisors (counting 421845981) is 1, the average is 0.25.
Base
System
Value
2
Binary
11001001001001101101111011101
3
Ternary
1002101202222220020
4
Quaternary
121021031233131
5
Quinary
1330443032411
6
Senary
105505342353
8
Octal
3111155735
10
Decimal
421845981
12
Duodecimal
b93379b9
16
Hexadecimal
1924dbdd
20
Vigesimal
6bgaej1
36
Base36
6z5mfx
md5
7a908267eaf397b9553f2654a40b362b
sha1
34eccdec9d9aad0b333e190125a7bb9d188f84bc
sha256
673fc5aa1b2e227c3a3f584c5824c93348ed94d2cdf0a184a0884691b9ad1ff6
sha512
101a7768068e7147ab2c249ab92c8263d24b0c905de5358ee96daf7fad9b6154dc79dc20461a77786f5b80312c38f12f754fda298fae2629230f171e29c1cea0
ripemd-160
ac7b61991a58c601a8cbfbee785248f46e8845e8
Diameter
843691962
Circumference
2650536469.712
Area
5.5905907862096E+17
Volume
3.1444910061042E+26
Surface area
2.2362363144838E+18
Circumference
2650536469.712
Perimeter
1687383924
Area
177954031685852361
Diagonal
596580307.56278
Surface area
1067724190115114166
Volume
7.5069193069423E+25
Space diagonal
730658672.06074
Perimeter
1265537943
Area
7.7056356072905E+16
Altitude
365329336.03037
Surface area
7.7056356072905E+16
Volume
8.8469892462653E+24
Height
198860102.52093