30798949 is an odd 8-digits composite number following 30798948
and preceding 30798950 . In scientific notation, it is written as 3.0798949 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 30731680 positive integers (up to 30798949) that are relatively prime to 30798949.
30798949 has 4 divisors, whose sum is 30866220
The reverse of 30798949 is 94989703
Previous prime number is 66809
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
thirty million seven hundred ninety-eight thousand nine hundred forty-nine
Scientific notation
3.0798949 × 10^7
Engineering notation
3.0798949 × 10^6
Prime Factorization
66809 × 461
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30798949
Product of the distinct prime numbers
The prime factorization of 30798949 is 66809 × 461.
Since it has a total of 2 prime factors.
5 , 7 , 76 , 64 , 173 , 791 , 1992 , 4461 , 78028 , 46351 , 712992 , 904962 , 3804632 , 4641982 , 80756693 , 24105275 , 519597235 , 193810924 , 8475640824 , 5796105129
n×2
61597898
n×3
92396847
n×4
123195796
n×5
153994745
n÷2
15399474.5
n÷3
10266316.333333
n÷3
7699737.25
n÷5
6159789.8
n2
948575259504601
n3
2.9215121040144E+22
n4
8.9979502294422E+29
n5
2.7712741022113E+37
2 √n
5549.6800808695
3 √n
313.45747595785
4 √n
74.496174941198
5 √n
31.45626677419
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
-30798948
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 30798949 can be divided by 4 positive divisors.
The sum of these divisors (counting 30798949) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110101011111010001100101
3
Ternary
2010221202012211
4
Quaternary
1311133101211
5
Quinary
30341031244
6
Senary
3020043421
8
Octal
165372145
10
Decimal
30798949
12
Duodecimal
a393571
16
Hexadecimal
1d5f465
20
Vigesimal
9c9h79
36
Base36
ic4md
md5
d90a40eaa187b07a8f75154790b22faf
sha1
6c16f2b74767160a019afb9565ca4627fc9fc6d7
sha256
4fa30896ffdb2f3a4b35e828921908518793a28dfc421c838f86496dbcba91c1
sha512
2c40cfdb7522ee81d8d369af6ac832288565734c351fe1c4df7e3614023d37b3c2c0cf074b757f8d85b1ae6ac680a69df66956838a9d4e4f05c9b056cc2c3e19
ripemd-160
af3dfe55829d26dca6c73ff648acf07be7c5575e
Diameter
61597898
Circumference
193515503.83337
Area
2.9800370666367E+15
Volume
1.223760128446E+23
Surface area
1.1920148266547E+16
Circumference
193515503.83337
Perimeter
123195796
Area
948575259504601
Diagonal
43556291.382637
Surface area
5691451557027606
Volume
2.9215121040144E+22
Space diagonal
53345344.487723
Perimeter
92396847
Area
4.107451360662E+14
Altitude
26672672.243861
Surface area
4.107451360662E+14
Volume
3.4430350334453E+21
Height
14518763.794212