30888949 is an odd 8-digits composite number following 30888948
and preceding 30888950 . In scientific notation, it is written as 3.0888949 × 10^7.
The sum of its digits is 49. It has a total of 5 prime factors and 32 positive divisors.
There are 22394880 positive integers (up to 30888949) that are relatively prime to 30888949.
30888949 has 32 divisors, whose sum is 41319936
The reverse of 30888949 is 94988803
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
thirty million eight hundred eighty-eight thousand nine hundred forty-nine
Scientific notation
3.0888949 × 10^7
Engineering notation
3.0888949 × 10^6
Prime Factorization
13 × 7 × 17 × 41 × 487
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
30888949
Product of the distinct prime numbers
The prime factorization of 30888949 is 13 × 7 × 17 × 41 × 487.
Since it has a total of 5 prime factors.
9 , 10 , 75 , 90 , 686 , 923 , 4454 , 2970 , 83654 , 35501 , 834989 , 273805 , 6174811 , 8985856 , 27925667 , 82271492 , 566487814 , 791556679 , 7812981644 , 2298469183
n×2
61777898
n×3
92666847
n×4
123555796
n×5
154444745
n÷2
15444474.5
n÷3
10296316.333333
n÷3
7722237.25
n÷5
6177789.8
n2
954127170324601
n3
2.9471985503671E+22
n4
9.1035865715163E+29
n5
2.8120022132465E+37
2 √n
5557.7827413457
3 √n
313.76250517609
4 √n
74.55053816939
5 √n
31.474629482937
1 , 7 , 13 , 17 , 41 , 91 , 119 , 221 , 287 , 487 , 533 , 697 , 1547 , 3409 , 3731 , 4879 , 6331 , 8279 , 9061 , 19967 , 44317 , 57953 , 63427 , 107627 , 139769 , 259571 , 339439 , 753389 , 1816997 , 2376073 , 4412707 , 30888949
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30888948
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30888949 can be divided by 32 positive divisors.
The sum of these divisors (counting 30888949) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1110101110101001111110101
3
Ternary
2011010022200011
4
Quaternary
1311311033311
5
Quinary
30401421244
6
Senary
3022020221
8
Octal
165651765
10
Decimal
30888949
12
Duodecimal
a417671
16
Hexadecimal
1d753f5
20
Vigesimal
9d1279
36
Base36
ie22d
md5
8c850e71e72f3a4c56b4b815375e9c7f
sha1
6f2a3ec708b974fae3d7f9cd055858ccf0fa1d65
sha256
3f8622361884b023f0d2f8b57ec14181615af11236f4231066ccb9130c932a51
sha512
b52f83bb78736da7cbd73820f136a7a8bbcc0c8eb6d95e50892a508a332ce4272f55c6f8300bffdf4e1e2e4f1cbe16a328b32ee56f94ed94507e0f85e2c2f8cd
ripemd-160
4234db96b141ea4c1a1c58fb1b6025b1c9bddba7
Diameter
61777898
Circumference
194080990.51102
Area
2.9974789088822E+15
Volume
1.2345196419338E+23
Surface area
1.1989915635529E+16
Circumference
194080990.51102
Perimeter
123555796
Area
954127170324601
Diagonal
43683570.603251
Surface area
5724763021947606
Volume
2.9471985503671E+22
Space diagonal
53501229.060404
Perimeter
92666847
Area
4.1314918397103E+14
Altitude
26750614.530202
Surface area
4.1314918397103E+14
Volume
3.4733068007796E+21
Height
14561190.201084