30909946 is an even 8-digits composite number following 30909945
and preceding 30909947 . In scientific notation, it is written as 3.0909946 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 15310428 positive integers (up to 30909946) that are relatively prime to 30909946.
30909946 has 8 divisors, whose sum is 46798560
The reverse of 30909946 is 64990903
Previous prime number is 107
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
thirty million nine hundred nine thousand nine hundred forty-six
Scientific notation
3.0909946 × 10^7
Engineering notation
3.0909946 × 10^6
Prime Factorization
2 × 107 × 144439
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30909946
Product of the distinct prime numbers
The prime factorization of 30909946 is 2 × 107 × 144439.
Since it has a total of 3 prime factors.
6 , 5 , 39 , 31 , 704 , 984 , 181 , 8868 , 92394 , 91919 , 945144 , 196374 , 8617927 , 4561245 , 18162481 , 8815151 , 415290086 , 856395219 , 6711351554 , 2473006983
n×2
61819892
n×3
92729838
n×4
123639784
n×5
154549730
n÷2
15454973
n÷3
10303315.333333
n÷3
7727486.5
n÷5
6181989.2
n2
955424761722916
n3
2.9532127791918E+22
n4
9.1283647531329E+29
n5
2.8215726158764E+37
2 √n
5559.671393167
3 √n
313.83358322971
4 √n
74.563204016237
5 √n
31.478907344092
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30909945
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30909946 can be divided by 8 positive divisors.
The sum of these divisors (counting 30909946) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110101111010010111111010
3
Ternary
2011011101110211
4
Quaternary
1311322113322
5
Quinary
30403104241
6
Senary
3022301334
8
Octal
165722772
10
Decimal
30909946
12
Duodecimal
a42784a
16
Hexadecimal
1d7a5fa
20
Vigesimal
9d3eh6
36
Base36
iei9m
md5
9cbc0c59a59d31e7abced60fcdbaf482
sha1
3f713ba23153c9bec2d0f86256e9ad643b5242dc
sha256
cce3a952fc8c312032b692c56ccb74f90537d5ed2b9108bdc5b7ff63543ca374
sha512
a133908faefed9ecd9977614979fefbc841ab9fe000f513fee3cf8f09e3f4688c6c2e53cbdb2aba51645ac7159917c5e0db40db6fa148c70a906676095f9f514
ripemd-160
37698bfb817726b26fb6b25b440edc7f26939b70
Diameter
61819892
Circumference
194212918.55291
Area
3.0015554124865E+15
Volume
1.2370388762129E+23
Surface area
1.2006221649946E+16
Circumference
194212918.55291
Perimeter
123639784
Area
955424761722916
Diagonal
43713264.84542
Surface area
5732548570337496
Volume
2.9532127791918E+22
Space diagonal
53537596.93121
Perimeter
92729838
Area
4.1371105752837E+14
Altitude
26768798.465605
Surface area
4.1371105752837E+14
Volume
3.4803946374222E+21
Height
14571088.281807