30996821 is an odd 8-digits composite number following 30996820
and preceding 30996822 . In scientific notation, it is written as 3.0996821 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 30985644 positive integers (up to 30996821) that are relatively prime to 30996821.
30996821 has 4 divisors, whose sum is 31008000
The reverse of 30996821 is 12869903
Previous prime number is 6079
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirty million nine hundred ninety-six thousand eight hundred twenty-one
Scientific notation
3.0996821 × 10^7
Engineering notation
3.0996821 × 10^6
Prime Factorization
6079 × 5099
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30996821
Product of the distinct prime numbers
The prime factorization of 30996821 is 6079 × 5099.
Since it has a total of 2 prime factors.
9 , 3 , 96 , 79 , 238 , 502 , 5302 , 2474 , 76321 , 58730 , 791478 , 54243 , 7057856 , 5720055 , 26104456 , 83934928 , 340796620 , 195972462 , 9167073289 , 5205096819
n×2
61993642
n×3
92990463
n×4
123987284
n×5
154984105
n÷2
15498410.5
n÷3
10332273.666667
n÷3
7749205.25
n÷5
6199364.2
n2
960802912106041
n3
2.978183588283E+22
n4
9.2314223591145E+29
n5
2.8614474644087E+37
2 √n
5567.4788728831
3 √n
314.12732675475
4 √n
74.615540424788
5 √n
31.49658230719
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
-30996820
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 30996821 can be divided by 4 positive divisors.
The sum of these divisors (counting 30996821) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110110001111100101010101
3
Ternary
2011022210122102
4
Quaternary
1312033211111
5
Quinary
30413344241
6
Senary
3024211445
8
Octal
166174525
10
Decimal
30996821
12
Duodecimal
a469b85
16
Hexadecimal
1d8f955
20
Vigesimal
9dec11
36
Base36
igdat
md5
a67b07888e9e350e6ded45b12dcf09bb
sha1
685bd5c598ae5fe9b59e59b6c41e7b1c159eca2a
sha256
cd9582dba0b23d58aaae6c1b466a15410436a5c8e57f15af4401212a8f7eed24
sha512
7957927f5007ba9d66d9e2242efde70f7b9d19a5a2267082751a66d2241a3fc4bdb0e5d273e01d34caa71079d67dbf0bab62635455503061b700e1a3a5447aa3
ripemd-160
be64117d05fbcd0a8b7c82005d2dcde69dac57d0
Diameter
61993642
Circumference
194758770.27648
Area
3.01845137022E+15
Volume
1.2474986242655E+23
Surface area
1.207380548088E+16
Circumference
194758770.27648
Perimeter
123987284
Area
960802912106041
Diagonal
43836124.648651
Surface area
5764817472636246
Volume
2.978183588283E+22
Space diagonal
53688068.845118
Perimeter
92990463
Area
4.1603986495695E+14
Altitude
26844034.422559
Surface area
4.1603986495695E+14
Volume
3.5098230181556E+21
Height
14612041.54955