6420121 is an odd 7-digits composite number following 6420120
and preceding 6420122 . In scientific notation, it is written as 6.420121 × 10^6.
The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors.
There are 6406452 positive integers (up to 6420121) that are relatively prime to 6420121.
6420121 has 4 divisors, whose sum is 6433792
The reverse of 6420121 is 1210246
Previous prime number is 487
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 16
Digital Root 7
Name
six million four hundred twenty thousand one hundred twenty-one
Scientific notation
6.420121 × 10^6
Engineering notation
6.420121 × 10^6
Prime Factorization
487 × 13183
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
6420121
Product of the distinct prime numbers
The prime factorization of 6420121 is 487 × 13183.
Since it has a total of 2 prime factors.
2 , 6 , 43 , 95 , 219 , 783 , 708 , 6642 , 72258 , 90527 , 392276 , 505778 , 8034433 , 4315821 , 71758313 , 88859718 , 19444164 , 164876133 , 6915246202 , 3506240912
n×2
12840242
n×3
19260363
n×4
25680484
n×5
32100605
n÷2
3210060.5
n÷3
2140040.3333333
n÷3
1605030.25
n÷5
1284024.2
n2
41217953654641
n3
2.6462424983519E+20
n4
1.6989197034761E+27
n5
1.0907270065601E+34
2 √n
2533.7957691969
3 √n
185.85791939896
4 √n
50.336823193333
5 √n
22.988394567639
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
-6420120
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 6420121 can be divided by 4 positive divisors.
The sum of these divisors (counting 6420121) is 1, the average is 0.25.
Base
System
Value
2
Binary
11000011111011010011001
3
Ternary
110002011202021
4
Quaternary
120133122121
5
Quinary
3120420441
6
Senary
345334441
8
Octal
30373231
10
Decimal
6420121
12
Duodecimal
2197421
16
Hexadecimal
61f699
20
Vigesimal
202a61
36
Base36
3tlsp
md5
2e57ec0e645c245dc00d19fbfab4f193
sha1
28fdcc0c7ae61cf0901ee95ed583f6b70e340dae
sha256
47c26822113e0d760d317e5828620238eb1772ae31a60462bf9e414af739391c
sha512
a93ecc2d66f6873338e96e1493c8507a44d076e47505e045d739624fd9c90ec7c1554800329fb66a6ce04fffa7d191d37c1eb4b8dab464425ab93ce04d33caf7
ripemd-160
f5d312219d8c84dc882a93a17d92a3022c21cf5d
Diameter
12840242
Circumference
40338809.937515
Area
1.2949002039742E+14
Volume
1.1084554656586E+21
Surface area
5.179600815897E+14
Circumference
40338809.937515
Perimeter
25680484
Area
41217953654641
Diagonal
9079422.1902763
Surface area
247307721927846
Volume
2.6462424983519E+20
Space diagonal
11119975.76274
Perimeter
19260363
Area
17847897478464
Altitude
5559987.88137
Surface area
17847897478464
Volume
3.1186266920811E+19
Height
3026474.0634254