30542842 is an even 8-digits composite number following 30542841
and preceding 30542843 . In scientific notation, it is written as 3.0542842 × 10^7.
The sum of its digits is 28. It has a total of 5 prime factors and 32 positive divisors.
There are 12988800 positive integers (up to 30542842) that are relatively prime to 30542842.
30542842 has 32 divisors, whose sum is 53265600
The reverse of 30542842 is 24824503
Previous prime number is 89
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
thirty million five hundred forty-two thousand eight hundred forty-two
Scientific notation
3.0542842 × 10^7
Engineering notation
3.0542842 × 10^6
Prime Factorization
2 × 19 × 11 × 89 × 821
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
30542842
Product of the distinct prime numbers
The prime factorization of 30542842 is 2 × 19 × 11 × 89 × 821.
Since it has a total of 5 prime factors.
4 , 10 , 33 , 73 , 986 , 787 , 15 , 6921 , 82373 , 99850 , 468617 , 365945 , 1024945 , 6151587 , 22074858 , 66981254 , 941104784 , 521959629 , 7551739802 , 4903484493
n×2
61085684
n×3
91628526
n×4
122171368
n×5
152714210
n÷2
15271421
n÷3
10180947.333333
n÷3
7635710.5
n÷5
6108568.4
n2
932865197436964
n3
2.8492354332616E+22
n4
8.7023747658911E+29
n5
2.657952574994E+37
2 √n
5526.5578799104
3 √n
312.58621024142
4 √n
74.340822432298
5 √n
31.403777315209
1 , 2 , 11 , 19 , 22 , 38 , 89 , 178 , 209 , 418 , 821 , 979 , 1642 , 1691 , 1958 , 3382 , 9031 , 15599 , 18062 , 18601 , 31198 , 37202 , 73069 , 146138 , 171589 , 343178 , 803759 , 1388311 , 1607518 , 2776622 , 15271421 , 30542842
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
-30542841
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 30542842 can be divided by 32 positive divisors.
The sum of these divisors (counting 30542842) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1110100100000101111111010
3
Ternary
2010110201220101
4
Quaternary
1310200233322
5
Quinary
30304332332
6
Senary
3010350014
8
Octal
164405772
10
Decimal
30542842
12
Duodecimal
a28b30a
16
Hexadecimal
1d20bfa
20
Vigesimal
9ahh22
36
Base36
i6n0a
md5
6da8cf8e8eb05f66858501bfeff700e2
sha1
293083df642552daf22597f6fffd67764c895368
sha256
45dafa67cef63f6fa7522cc278181874cbf37482f7f7ff7548b08c27e38641fb
sha512
a9e14af15193ccb87274e4ccdb8159a7d48b838903a74c1408aaae170ee26f4de62d269ab948052969271e1e123aab510a6e9cd80ebe9bd13e500e39a9b87c48
ripemd-160
e960cd5d111534f36b470720ec972fa4148b3deb
Diameter
61085684
Circumference
191906336.09391
Area
2.9306824510576E+15
Volume
1.1934849473976E+23
Surface area
1.172272980423E+16
Circumference
191906336.09391
Perimeter
122171368
Area
932865197436964
Diagonal
43194101.389819
Surface area
5597191184621784
Volume
2.8492354332616E+22
Space diagonal
52901754.151549
Perimeter
91628526
Area
4.039424796434E+14
Altitude
26450877.075774
Surface area
4.039424796434E+14
Volume
3.3578561600938E+21
Height
14398033.796606