30492813 is an odd 8-digits composite number following 30492812
and preceding 30492814 . In scientific notation, it is written as 3.0492813 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 18764784 positive integers (up to 30492813) that are relatively prime to 30492813.
30492813 has 4 divisors, whose sum is 31274720
The reverse of 30492813 is 31829403
Previous prime number is 39
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
thirty million four hundred ninety-two thousand eight hundred thirteen
Scientific notation
3.0492813 × 10^7
Engineering notation
3.0492813 × 10^6
Prime Factorization
39 × 781867
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30492813
Product of the distinct prime numbers
The prime factorization of 30492813 is 39 × 781867.
Since it has a total of 2 prime factors.
2 , 5 , 73 , 23 , 664 , 917 , 1489 , 9619 , 61502 , 23349 , 80497 , 263339 , 5363228 , 5697014 , 11802432 , 78617048 , 426283588 , 607852545 , 8881419404 , 6861720575
n×2
60985626
n×3
91478439
n×4
121971252
n×5
152464065
n÷2
15246406.5
n÷3
10164271
n÷3
7623203.25
n÷5
6098562.6
n2
929811644652969
n3
2.8352572605625E+22
n4
8.6454969453226E+29
n5
2.6362552164579E+37
2 √n
5522.0297898508
3 √n
312.41544549711
4 √n
74.310361255015
5 √n
31.393482726586
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
-30492812
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 30492813 can be divided by 4 positive divisors.
The sum of these divisors (counting 30492813) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110100010100100010001101
3
Ternary
2010101012021110
4
Quaternary
1310110202031
5
Quinary
30301232223
6
Senary
3005322233
8
Octal
164244215
10
Decimal
30492813
12
Duodecimal
a266379
16
Hexadecimal
1d1488d
20
Vigesimal
9abc0d
36
Base36
i5kel
md5
3157ba293751c0470ee2c17c25f1e64a
sha1
8f73f6d7c1c73c7a0781f68cf41e4ef289d66689
sha256
7ee66c693a016024dcd527da0c8555fad1b9d7ab369892ffc5df681879512b96
sha512
ed3f2cd6366ff829f5b9026c30176176487794f0f309e7cd3c2eef516a8758fd24df20b35c50330623aa6dde251f79c25906cdcbad7de1a854ad4b5da16f51db
ripemd-160
d0f6e4151c8e4eca59ccbacb700d6912df63fe5a
Diameter
60985626
Circumference
191591994.61617
Area
2.921089432064E+15
Volume
1.1876297841094E+23
Surface area
1.1684357728256E+16
Circumference
191591994.61617
Perimeter
121971252
Area
929811644652969
Diagonal
43123349.699507
Surface area
5578869867917814
Volume
2.8352572605625E+22
Space diagonal
52815101.381697
Perimeter
91478439
Area
4.0262025250203E+14
Altitude
26407550.690848
Surface area
4.0262025250203E+14
Volume
3.3413827255869E+21
Height
14374449.899836