30821641 is an odd 8-digits prime number following 30821640
and preceding 30821642 . In scientific notation, it is written as 3.0821641 × 10^7.
The sum of its digits is 25. It has a total of 1 prime factors and 2 positive divisors.
There are 30821640 positive integers (up to 30821641) that are relatively prime to 30821641.
30821641 has 2 divisors, whose sum is 30821642
The reverse of 30821641 is 14612803
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
thirty million eight hundred twenty-one thousand six hundred forty-one
Scientific notation
3.0821641 × 10^7
Engineering notation
3.0821641 × 10^6
Prime Factorization
30821641
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
30821641
Product of the distinct prime numbers
The prime factorization of 30821641 is 30821641.
Since it has a total of 1 prime factors.
2 , 6 , 14 , 70 , 775 , 464 , 9498 , 8170 , 72765 , 51507 , 258670 , 900548 , 5267619 , 7130721 , 36940373 , 62315722 , 717824490 , 415860621 , 3870481829 , 4483385621
n×2
61643282
n×3
92464923
n×4
123286564
n×5
154108205
n÷2
15410820.5
n÷3
10273880.333333
n÷3
7705410.25
n÷5
6164328.2
n2
949973553932881
n3
2.9279743838813E+22
n4
9.0244975317187E+29
n5
2.7814982312802E+37
2 √n
5551.7241466053
3 √n
313.5344399571
4 √n
74.50989294453
5 √n
31.460900668236
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
30821642
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
15410821
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
5551.7242366674
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999351105
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30821641 can be divided by 2 positive divisors.
The sum of these divisors (counting 30821641) is 30821642, the average is 15410821.
Base
System
Value
2
Binary
1110101100100110100001001
3
Ternary
2010222220100021
4
Quaternary
1311210310021
5
Quinary
30342243031
6
Senary
3020340441
8
Octal
165446411
10
Decimal
30821641
12
Duodecimal
a3a4721
16
Hexadecimal
1d64d09
20
Vigesimal
9cce21
36
Base36
icm4p
md5
06d57157c4edd35b7062a3b58c44d5ab
sha1
47d1e29019d62cc91a4182984aba5387143d2477
sha256
48afa21b1b7bcba1123a7cfb763ec21d233f0fb3b8367930a6591680b5e8eab3
sha512
189b9f6408afaeb4d3f333020ba44feef65620f9cc5cb0e144d0c2d720b178123c29d61cb24636e1fc34b5cd3dba0b185c49a4d9abab76919865f70b22fd96b1
ripemd-160
d197a0b99be3fdda8fb7fdeef8bad5ce2fa99b2e
Diameter
61643282
Circumference
193658081.87436
Area
2.9844299381401E+15
Volume
1.2264670419068E+23
Surface area
1.1937719752561E+16
Circumference
193658081.87436
Perimeter
123286564
Area
949973553932881
Diagonal
43588382.716795
Surface area
5699841323597286
Volume
2.9279743838813E+22
Space diagonal
53384648.184648
Perimeter
92464923
Area
4.1135061531463E+14
Altitude
26692324.092324
Surface area
4.1135061531463E+14
Volume
3.450650903305E+21
Height
14529460.905598