1421001821 is an odd 10-digits composite number following 1421001820
and preceding 1421001822 . In scientific notation, it is written as 1.421001821 × 10^9.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 1386343200 positive integers (up to 1421001821) that are relatively prime to 1421001821.
1421001821 has 4 divisors, whose sum is 1455660444
The reverse of 1421001821 is 1281001241
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 20
Digital Root 2
Name
one billion four hundred twenty-one million one thousand eight hundred twenty-one
Scientific notation
1.421001821 × 10^9
Engineering notation
1.421001821 × 10^9
Prime Factorization
41 × 34658581
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1421001821
Product of the distinct prime numbers
The prime factorization of 1421001821 is 41 × 34658581.
Since it has a total of 2 prime factors.
8 , 8 , 42 , 94 , 1000 , 897 , 1154 , 3341 , 69948 , 33517 , 474963 , 732164 , 4118099 , 578900 , 40247145 , 66721659 , 381303948 , 708481870 , 5663221202 , 6941978280
n×2
2842003642
n×3
4263005463
n×4
5684007284
n×5
7105009105
n÷2
710500910.5
n÷3
473667273.66667
n÷3
355250455.25
n÷5
284200364.2
n2
2019246175285316041
n3
2.8693524921277E+27
n4
4.0773551164044E+36
n5
5.7939290452743E+45
2 √n
37696.177803592
3 √n
1124.2551305641
4 √n
194.15503548348
5 √n
67.689129173073
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
-1421001820
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 1421001821 can be divided by 4 positive divisors.
The sum of these divisors (counting 1421001821) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010100101100101100010001011101
3
Ternary
10200000212101001002
4
Quaternary
1110230230101131
5
Quinary
10402234024241
6
Senary
353001000045
8
Octal
12454542135
10
Decimal
1421001821
12
Duodecimal
337a83025
16
Hexadecimal
54b2c45d
20
Vigesimal
124154b1
36
Base36
ni100t
md5
236eafe0564fc4abcd615bf322c7343c
sha1
ea491d996c8764a284f4f3762eeb844d5482882c
sha256
cb6bdecdb48aef0b24083fc22d9f1075111f2b69fc3a8716c56bfa7b04d9b5bf
sha512
65a1923aba1e0028c2d6c06c832d36d32d3a39f4b29985985c02c7af61b58f28c352999b5a77b8e06ecc6ac6159724973e6cea31c03d5f4672556f814f72e415
ripemd-160
087fbb798ccb7be0ef535052e164996aa440b293
Diameter
2842003642
Circumference
8928417763.1826
Area
6.3436489500656E+18
Volume
1.2019115613104E+28
Surface area
2.5374595800263E+19
Circumference
8928417763.1826
Perimeter
5684007284
Area
2019246175285316041
Diagonal
2009600047.4151
Surface area
1.2115477051712E+19
Volume
2.8693524921277E+27
Space diagonal
2461247351.6199
Perimeter
4263005463
Area
8.7435924214582E+17
Altitude
1230623675.8099
Surface area
8.7435924214582E+17
Volume
3.3815643413301E+26
Height
669866682.47169