30123908 is an even 8-digits composite number following 30123907
and preceding 30123909 . In scientific notation, it is written as 3.0123908 × 10^7.
The sum of its digits is 26. It has a total of 5 prime factors and 18 positive divisors.
There are 14708064 positive integers (up to 30123908) that are relatively prime to 30123908.
30123908 has 18 divisors, whose sum is 53984574
The reverse of 30123908 is 80932103
Previous prime number is 43
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
thirty million one hundred twenty-three thousand nine hundred eight
Scientific notation
3.0123908 × 10^7
Engineering notation
3.0123908 × 10^6
Prime Factorization
2 × 2 × 43 × 43 × 4073
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
350278
Product of the distinct prime numbers
The prime factorization of 30123908 is 2 × 2 × 43 × 43 × 4073.
Since it has a total of 5 prime factors.
2 , 6 , 97 , 85 , 681 , 657 , 403 , 8101 , 70797 , 92543 , 956336 , 663253 , 2415628 , 9072585 , 33230639 , 99544960 , 316203953 , 166340589 , 5718442531 , 5551588151
n×2
60247816
n×3
90371724
n×4
120495632
n×5
150619540
n÷2
15061954
n÷3
10041302.666667
n÷3
7530977
n÷5
6024781.6
n2
907449833192464
n3
2.7335935289705E+22
n4
8.2346519976103E+29
n5
2.4805989918803E+37
2 √n
5488.5251206494
3 √n
311.1504529424
4 √n
74.084580856272
5 √n
31.317152167694
1 , 2 , 4 , 43 , 86 , 172 , 1849 , 3698 , 4073 , 7396 , 8146 , 16292 , 175139 , 350278 , 700556 , 7530977 , 15061954 , 30123908
18 divisors
τ
Total Divisors
18
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30123907
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.055555555555556
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
18
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30123908 can be divided by 18 positive divisors.
The sum of these divisors (counting 30123908) is 1, the average is 0.055555555555556.
Base
System
Value
2
Binary
1110010111010011110000100
3
Ternary
2002200110020022
4
Quaternary
1302322132010
5
Quinary
30202431113
6
Senary
2553354312
8
Octal
162723604
10
Decimal
30123908
12
Duodecimal
a108998
16
Hexadecimal
1cba784
20
Vigesimal
9859f8
36
Base36
hxnr8
md5
d06bd7d1d29bc127b5cd32549266e2f3
sha1
7ee1c8dc31c265c4f03f2164a405f9856d5db8ae
sha256
a8084f96655703bf862be3b2582e1613077d5b67b9fc167a45572f9a97a982a9
sha512
b6bd5690a83797a80125c1d60ed6687684512433917790a15b7f9182cfbd8c7f8fb8a0e9b8b603381b119ac7788d5d8e952a6755f76a81a0e6d9720ff68e3a59
ripemd-160
b16fde2df179a042d16393c7c61d0559e4c6ab1f
Diameter
60247816
Circumference
189274096.14043
Area
2.8508377294587E+15
Volume
1.1450449798019E+23
Surface area
1.1403350917835E+16
Circumference
189274096.14043
Perimeter
120495632
Area
907449833192464
Diagonal
42601639.245279
Surface area
5444698999154784
Volume
2.7335935289705E+22
Space diagonal
52176139.178531
Perimeter
90371724
Area
3.9293730410231E+14
Altitude
26088069.589265
Surface area
3.9293730410231E+14
Volume
3.2215708689045E+21
Height
14200546.415093