30893921 is an odd 8-digits composite number following 30893920
and preceding 30893922 . In scientific notation, it is written as 3.0893921 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 30879744 positive integers (up to 30893921) that are relatively prime to 30893921.
30893921 has 4 divisors, whose sum is 30908100
The reverse of 30893921 is 12939803
Previous prime number is 2689
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
thirty million eight hundred ninety-three thousand nine hundred twenty-one
Scientific notation
3.0893921 × 10^7
Engineering notation
3.0893921 × 10^6
Prime Factorization
2689 × 11489
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30893921
Product of the distinct prime numbers
The prime factorization of 30893921 is 2689 × 11489.
Since it has a total of 2 prime factors.
5 , 1 , 54 , 37 , 510 , 719 , 7498 , 6418 , 81839 , 50967 , 307296 , 271754 , 954902 , 3753149 , 47866730 , 76884720 , 25366228 , 959212565 , 740004229 , 2179532704
n×2
61787842
n×3
92681763
n×4
123575684
n×5
154469605
n÷2
15446960.5
n÷3
10297973.666667
n÷3
7723480.25
n÷5
6178784.2
n2
954434354754241
n3
2.9486219555463E+22
n4
9.1094493753514E+29
n5
2.8142660935561E+37
2 √n
5558.2300240274
3 √n
313.77933906578
4 √n
74.553537971229
5 √n
31.475642672366
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
-30893920
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 30893921 can be divided by 4 positive divisors.
The sum of these divisors (counting 30893921) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110101110110011101100001
3
Ternary
2011010120111022
4
Quaternary
1311312131201
5
Quinary
30402101141
6
Senary
3022055225
8
Octal
165663541
10
Decimal
30893921
12
Duodecimal
a41a515
16
Hexadecimal
1d76761
20
Vigesimal
9d1eg1
36
Base36
ie5wh
md5
05c106db221f2db370111c26fd64237f
sha1
ddae38f8e45dfc978e763aec7b4c24af70dbab79
sha256
7dba127a1b6279276c6f6841f73fe7c845863ef66dc09ca7f11f914492be61cb
sha512
7b7f43a179f329f51021cb1cd3a526517cec870fc323195bd7d9d49b60d579a65a46d29fa0e8ab73c0681b8c573dc9aaeda39f3a392c821cf7a6365a456ce8ff
ripemd-160
3abd3df2adf5744907b3937d1f46a481a8ca1ec8
Diameter
61787842
Circumference
194112230.50837
Area
2.9984439572296E+15
Volume
1.2351158765011E+23
Surface area
1.1993775828919E+16
Circumference
194112230.50837
Perimeter
123575684
Area
954434354754241
Diagonal
43690602.073083
Surface area
5726606128525446
Volume
2.9486219555463E+22
Space diagonal
53509840.817019
Perimeter
92681763
Area
4.1328219873089E+14
Altitude
26754920.40851
Surface area
4.1328219873089E+14
Volume
3.4749842998706E+21
Height
14563534.024361