30905061 is an odd 8-digits composite number following 30905060
and preceding 30905062 . In scientific notation, it is written as 3.0905061 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 18472320 positive integers (up to 30905061) that are relatively prime to 30905061.
30905061 has 16 divisors, whose sum is 45572160
The reverse of 30905061 is 16050903
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
thirty million nine hundred five thousand sixty-one
Scientific notation
3.0905061 × 10^7
Engineering notation
3.0905061 × 10^6
Prime Factorization
3 × 11 × 73 × 12829
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
30905061
Product of the distinct prime numbers
The prime factorization of 30905061 is 3 × 11 × 73 × 12829.
Since it has a total of 4 prime factors.
2 , 9 , 5 , 79 , 364 , 955 , 9333 , 4508 , 51839 , 32838 , 508160 , 83395 , 9159427 , 7194739 , 96098614 , 43376973 , 844151600 , 337258394 , 6387927952 , 1117280607
n×2
61810122
n×3
92715183
n×4
123620244
n×5
154525305
n÷2
15452530.5
n÷3
10301687
n÷3
7726265.25
n÷5
6181012.2
n2
955122795413721
n3
2.9518128254752E+22
n4
9.1225955431892E+29
n5
2.8193437174059E+37
2 √n
5559.2320512819
3 √n
313.81704963215
4 √n
74.560257854181
5 √n
31.477912297486
1 , 3 , 11 , 33 , 73 , 219 , 803 , 2409 , 12829 , 38487 , 141119 , 423357 , 936517 , 2809551 , 10301687 , 30905061
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30905060
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30905061 can be divided by 16 positive divisors.
The sum of these divisors (counting 30905061) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110101111001001011100101
3
Ternary
2011011010202220
4
Quaternary
1311321023211
5
Quinary
30402430221
6
Senary
3022222553
8
Octal
165711345
10
Decimal
30905061
12
Duodecimal
a424a59
16
Hexadecimal
1d792e5
20
Vigesimal
9d32d1
36
Base36
ieehx
md5
287ddf66e366d93019cfe0c418553749
sha1
94c071a5ec61a7bf7fe13e9bc0fd051a16b5d863
sha256
e2a885768fcf65e9027a5eadf73f346abd00f5bbd3f066f95a2b7a5d43ebaddc
sha512
edeab24382809a905831d7aac03eb2ab337e93a49579781ffa6ab8725a56ff9abe649dfdc542d99cba7507298298c0429dd41ddb8722748d6856190e692d31a7
ripemd-160
0f45278eff9bda273f0b4b0b5390a2015d914b95
Diameter
61810122
Circumference
194182225.19269
Area
3.0006067573479E+15
Volume
1.2364524649713E+23
Surface area
1.2002427029392E+16
Circumference
194182225.19269
Perimeter
123620244
Area
955122795413721
Diagonal
43706356.412168
Surface area
5730736772482326
Volume
2.9518128254752E+22
Space diagonal
53529135.863015
Perimeter
92715183
Area
4.1358030228094E+14
Altitude
26764567.931508
Surface area
4.1358030228094E+14
Volume
3.4787447761448E+21
Height
14568785.470723