30406985 is an odd 8-digits composite number following 30406984
and preceding 30406986 . In scientific notation, it is written as 3.0406985 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 20850480 positive integers (up to 30406985) that are relatively prime to 30406985.
30406985 has 8 divisors, whose sum is 41701056
The reverse of 30406985 is 58960403
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
thirty million four hundred six thousand nine hundred eighty-five
Scientific notation
3.0406985 × 10^7
Engineering notation
3.0406985 × 10^6
Prime Factorization
7 × 5 × 868771
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30406985
Product of the distinct prime numbers
The prime factorization of 30406985 is 7 × 5 × 868771.
Since it has a total of 3 prime factors.
9 , 10 , 68 , 68 , 144 , 974 , 7317 , 2063 , 72378 , 75633 , 491547 , 734342 , 838768 , 7477062 , 78133600 , 48006466 , 572317314 , 860549486 , 6925843129 , 8422656654
n×2
60813970
n×3
91220955
n×4
121627940
n×5
152034925
n÷2
15203492.5
n÷3
10135661.666667
n÷3
7601746.25
n÷5
6081397
n2
924584736790225
n3
2.8113834222809E+22
n4
8.5485693550545E+29
n5
2.599362201506E+37
2 √n
5514.2528959053
3 √n
312.12205188098
4 √n
74.258015701373
5 √n
31.37579017339
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
-30406984
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 30406985 can be divided by 8 positive divisors.
The sum of these divisors (counting 30406985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110011111111100101001001
3
Ternary
2010012211112122
4
Quaternary
1303333211021
5
Quinary
30241010420
6
Senary
3003421025
8
Octal
163774511
10
Decimal
30406985
12
Duodecimal
a224775
16
Hexadecimal
1cff949
20
Vigesimal
9a0h95
36
Base36
i3q6h
md5
14e3a377073be999a482b4bdc44f0038
sha1
b58a0a5c0e0833be7f05c4200e122c39f0c7b809
sha256
4a584f9f82c505ae6f2de849fc4ea392b7303819a45acc964675c5b6edcac651
sha512
26c30d6ec5f5df866295155265585a19c94d7f81b2a59bda3fab2f20bfa45a32aa9066923d1011d7031d752f20d681a3ddbdd08d8f4fd10d8d52eb2727e77057
ripemd-160
d97c7b8c63ff632f76c3aa2408cd854cf25e7c2e
Diameter
60813970
Circumference
191052721.38763
Area
2.9046686167214E+15
Volume
1.1776295341149E+23
Surface area
1.1618674466886E+16
Circumference
191052721.38763
Perimeter
121627940
Area
924584736790225
Diagonal
43001970.577875
Surface area
5547508420741350
Volume
2.8113834222809E+22
Space diagonal
52666442.924985
Perimeter
91220955
Area
4.0035693500584E+14
Altitude
26333221.462492
Surface area
4.0035693500584E+14
Volume
3.3132471373505E+21
Height
14333990.192625