30742421 is an odd 8-digits composite number following 30742420
and preceding 30742422 . In scientific notation, it is written as 3.0742421 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 28456560 positive integers (up to 30742421) that are relatively prime to 30742421.
30742421 has 8 divisors, whose sum is 33114624
The reverse of 30742421 is 12424703
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
thirty million seven hundred forty-two thousand four hundred twenty-one
Scientific notation
3.0742421 × 10^7
Engineering notation
3.0742421 × 10^6
Prime Factorization
31 × 23 × 43117
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30742421
Product of the distinct prime numbers
The prime factorization of 30742421 is 31 × 23 × 43117.
Since it has a total of 3 prime factors.
7 , 6 , 70 , 60 , 166 , 391 , 5204 , 3184 , 19054 , 50931 , 202827 , 957015 , 5483650 , 3897986 , 78184742 , 49735012 , 727935823 , 890763063 , 1362005877 , 6735387179
n×2
61484842
n×3
92227263
n×4
122969684
n×5
153712105
n÷2
15371210.5
n÷3
10247473.666667
n÷3
7685605.25
n÷5
6148484.2
n2
945096448941241
n3
2.9054552918957E+22
n4
8.9320729780134E+29
n5
2.7459354789281E+37
2 √n
5544.5848356753
3 √n
313.26558655547
4 √n
74.461969055856
5 √n
31.444711401099
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
-30742420
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 30742421 can be divided by 8 positive divisors.
The sum of these divisors (counting 30742421) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110101010001011110010101
3
Ternary
2010211212200012
4
Quaternary
1311101132111
5
Quinary
30332224141
6
Senary
3014530005
8
Octal
165213625
10
Decimal
30742421
12
Duodecimal
a366905
16
Hexadecimal
1d51795
20
Vigesimal
9c2g11
36
Base36
iax05
md5
be61e5a5e64b25e58610513e3a49ad6e
sha1
5874f736d48597297f4416d03a17b1618d0cfdaa
sha256
f319d30dd6dd9a87e431647e78032c0a57275a9224dcb97483674ea7d223f7eb
sha512
2768b0c8366a74ac9f8fffa12cff826207232a0faedcff418b4b997070b638f05339a68df2acf4b9a44295f5cb6b732245dfa8694636fc682ce3341f6e6434eb
ripemd-160
8d2f1883f3a254f1da847245e33a91a68f0cf077
Diameter
61484842
Circumference
193160327.93433
Area
2.9691080609276E+15
Volume
1.2170342667137E+23
Surface area
1.187643224371E+16
Circumference
193160327.93433
Perimeter
122969684
Area
945096448941241
Diagonal
43476348.718383
Surface area
5670578693647446
Volume
2.9054552918957E+22
Space diagonal
53247435.119672
Perimeter
92227263
Area
4.0923876690479E+14
Altitude
26623717.559836
Surface area
4.0923876690479E+14
Volume
3.4241118988896E+21
Height
14492116.239461