1021421 is an odd 7-digits composite number following 1021420
and preceding 1021422 . In scientific notation, it is written as 1.021421 × 10^6.
The sum of its digits is 11. It has a total of 2 prime factors and 4 positive divisors.
There are 967644 positive integers (up to 1021421) that are relatively prime to 1021421.
1021421 has 4 divisors, whose sum is 1075200
The reverse of 1021421 is 1241201
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 11
Digital Root 2
Name
one million twenty-one thousand four hundred twenty-one
Scientific notation
1.021421 × 10^6
Engineering notation
1.021421 × 10^6
Prime Factorization
19 × 53759
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1021421
Product of the distinct prime numbers
The prime factorization of 1021421 is 19 × 53759.
Since it has a total of 2 prime factors.
6 , 6 , 100 , 14 , 188 , 777 , 7880 , 8722 , 47544 , 15850 , 676799 , 726042 , 247002 , 6329300 , 71055329 , 79628960 , 910018880 , 131553597 , 4088450080 , 9172860681
n×2
2042842
n×3
3064263
n×4
4085684
n×5
5107105
n÷2
510710.5
n÷3
340473.66666667
n÷3
255355.25
n÷5
204284.2
n2
1043300859241
n3
1065649406946801461
n4
1.088476682893E+24
n5
1.1117929419173E+30
2 √n
1010.6537488181
3 √n
100.70899471846
4 √n
31.790780877765
5 √n
15.916257491693
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
-1021420
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 1021421 can be divided by 4 positive divisors.
The sum of these divisors (counting 1021421) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111001010111101101
3
Ternary
1220220010102
4
Quaternary
3321113231
5
Quinary
230141141
6
Senary
33520445
8
Octal
3712755
10
Decimal
1021421
12
Duodecimal
413125
16
Hexadecimal
f95ed
20
Vigesimal
67db1
36
Base36
lw4t
md5
99d1667a4fc13d5450a54eb4df8d5aa7
sha1
c9a5d01b9a4d9aeda2651c8d19b5f50f3241e42a
sha256
55dd00efd45d880be4e71402a64196cced57d2db358df29219110acb62689d81
sha512
bea86bfa0245c84394ad80406fee9d79ced84d862f5c665dd58280c8fefd8201c8644d99361339ecb72c32b653fdea40b3f137492352ac482eaf6e47b35940ee
ripemd-160
484657945ac2edb18dab2e8e1833ab0371e86dce
Diameter
2042842
Circumference
6417777.4196447
Area
3277626314875.4
Volume
4.4637817975552E+18
Surface area
13110505259502
Circumference
6417777.4196447
Perimeter
4085684
Area
1043300859241
Diagonal
1444507.4310927
Surface area
6259805155446
Volume
1065649406946801461
Space diagonal
1769153.0679178
Perimeter
3064263
Area
451762523946.42
Altitude
884576.53395891
Surface area
451762523946.42
Volume
1.2558798700325E+17
Height
481502.4770309