1971421 is an odd 7-digits composite number following 1971420
and preceding 1971422 . In scientific notation, it is written as 1.971421 × 10^6.
The sum of its digits is 25. It has a total of 4 prime factors and 12 positive divisors.
There are 1809864 positive integers (up to 1971421) that are relatively prime to 1971421.
1971421 has 12 divisors, whose sum is 2145792
The reverse of 1971421 is 1241791
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 25
Digital Root 7
Name
one million nine hundred seventy-one thousand four hundred twenty-one
Scientific notation
1.971421 × 10^6
Engineering notation
1.971421 × 10^6
Prime Factorization
19 × 19 × 43 × 127
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
103759
Product of the distinct prime numbers
The prime factorization of 1971421 is 19 × 19 × 43 × 127.
Since it has a total of 4 prime factors.
3 , 10 , 70 , 99 , 31 , 80 , 764 , 8462 , 51086 , 94693 , 765231 , 871898 , 9186085 , 3518272 , 45751783 , 51135226 , 903920006 , 681264477 , 2855885165 , 9612757234
n×2
3942842
n×3
5914263
n×4
7885684
n×5
9857105
n÷2
985710.5
n÷3
657140.33333333
n÷3
492855.25
n÷5
394284.2
n2
3886500759241
n3
7661929213283651461
n4
1.5104888151581E+25
n5
2.9778093704678E+31
2 √n
1404.0730038
3 √n
125.3891022057
4 √n
37.47096214137
5 √n
18.153312157836
1 , 19 , 43 , 127 , 361 , 817 , 2413 , 5461 , 15523 , 45847 , 103759 , 1971421
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1971420
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1971421 can be divided by 12 positive divisors.
The sum of these divisors (counting 1971421) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111100001010011011101
3
Ternary
10201011021121
4
Quaternary
13201103131
5
Quinary
1001041141
6
Senary
110130541
8
Octal
7412335
10
Decimal
1971421
12
Duodecimal
7b0a51
16
Hexadecimal
1e14dd
20
Vigesimal
c68b1
36
Base36
1695p
md5
9bd1e929e1984887994e707adaf9017f
sha1
7f1df681dd07ed8c1a8931873f6f50af17a34619
sha256
54b7bff1b5e8f2d870185bcf4e48a01b7878f5e350e343eabcfa549ba8674774
sha512
48c9863206f05de78a88442955e523c3de4e8be0835c030783468e2ba0e909ac4a126053a6038eb2ecbf0405f9796644a7c3558932a4af8d0eb698c0d44f79eb
ripemd-160
8d1976e14b4ea9eaf1cac4e1a7fe13fc40f5421c
Diameter
3942842
Circumference
12386803.461465
Area
12209802233403
Volume
3.2094214038369E+19
Surface area
48839208933611
Circumference
12386803.461465
Perimeter
7885684
Area
3886500759241
Diagonal
2788010.3153471
Surface area
23319004555446
Volume
7661929213283651461
Space diagonal
3414601.3351082
Perimeter
5914263
Area
1682904194665.1
Altitude
1707300.6675541
Surface area
1682904194665.1
Volume
9.029670172807E+17
Height
929336.77178238