30621143 is an odd 8-digits composite number following 30621142
and preceding 30621144 . In scientific notation, it is written as 3.0621143 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 26220960 positive integers (up to 30621143) that are relatively prime to 30621143.
30621143 has 8 divisors, whose sum is 35029920
The reverse of 30621143 is 34112603
Previous prime number is 1669
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
thirty million six hundred twenty-one thousand one hundred forty-three
Scientific notation
3.0621143 × 10^7
Engineering notation
3.0621143 × 10^6
Prime Factorization
7 × 1669 × 2621
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30621143
Product of the distinct prime numbers
The prime factorization of 30621143 is 7 × 1669 × 2621.
Since it has a total of 3 prime factors.
1 , 9 , 7 , 72 , 849 , 476 , 47 , 5047 , 4368 , 32747 , 803041 , 133591 , 8332154 , 3686582 , 27669697 , 12985807 , 256780568 , 345873981 , 2171104346 , 4401133542
n×2
61242286
n×3
91863429
n×4
122484572
n×5
153105715
n÷2
15310571.5
n÷3
10207047.666667
n÷3
7655285.75
n÷5
6124228.6
n2
937654398626449
n3
2.871204942492E+22
n4
8.7919577126353E+29
n5
2.6921979436856E+37
2 √n
5533.6374113236
3 √n
312.85310230976
4 √n
74.388422562409
5 √n
31.419862455501
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30621142
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30621143 can be divided by 8 positive divisors.
The sum of these divisors (counting 30621143) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110100110011110111010111
3
Ternary
2010121201022102
4
Quaternary
1310303313113
5
Quinary
30314334033
6
Senary
3012152315
8
Octal
164636727
10
Decimal
30621143
12
Duodecimal
a30869b
16
Hexadecimal
1d33dd7
20
Vigesimal
9b7ch3
36
Base36
i8bfb
md5
065b013521db6f204158bd7a1a2fee72
sha1
762640155331025995aa7386b567f676e8d441ea
sha256
2d00a3d7c4f01a2a1907f64ee65f1c7f7022d96b415ded720efa648fc403145e
sha512
b91e6c9f623dbf6d80fee084e53535af276e086cf1c6af46d5aa378817e3dddfee8024ec41212a3015d983be7f0078bbf0afabb2299cfb1c6d4dd8237d23190c
ripemd-160
225c5623af6d90c5891d1e68ac752efb2c179b75
Diameter
61242286
Circumference
192398315.78665
Area
2.945728170331E+15
Volume
1.2026875139045E+23
Surface area
1.1782912681324E+16
Circumference
192398315.78665
Perimeter
122484572
Area
937654398626449
Diagonal
43304835.725966
Surface area
5625926391758694
Volume
2.871204942492E+22
Space diagonal
53037375.461832
Perimeter
91863429
Area
4.0601626459036E+14
Altitude
26518687.730916
Surface area
4.0601626459036E+14
Volume
3.3837474750206E+21
Height
14434945.241989