30542989 is an odd 8-digits prime number following 30542988
and preceding 30542990 . In scientific notation, it is written as 3.0542989 × 10^7.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 30542988 positive integers (up to 30542989) that are relatively prime to 30542989.
30542989 has 2 divisors, whose sum is 30542990
The reverse of 30542989 is 98924503
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
thirty million five hundred forty-two thousand nine hundred eighty-nine
Scientific notation
3.0542989 × 10^7
Engineering notation
3.0542989 × 10^6
Prime Factorization
30542989
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
30542989
Product of the distinct prime numbers
The prime factorization of 30542989 is 30542989.
Since it has a total of 1 prime factors.
3 , 2 , 65 , 57 , 3 , 641 , 4142 , 395 , 67455 , 25430 , 500724 , 546890 , 2282022 , 3627755 , 57829886 , 56152009 , 162694357 , 901635585 , 9265249163 , 5072191730
n×2
61085978
n×3
91628967
n×4
122171956
n×5
152714945
n÷2
15271494.5
n÷3
10180996.333333
n÷3
7635747.25
n÷5
6108597.8
n2
932874177054121
n3
2.8492765728148E+22
n4
8.702542302144E+29
n5
2.6580165380642E+37
2 √n
5526.5711793118
3 √n
312.58671172389
4 √n
74.340911881089
5 √n
31.403807543872
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
30542990
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
15271495
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
5526.5712697838
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999345185
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30542989 can be divided by 2 positive divisors.
The sum of these divisors (counting 30542989) is 30542990, the average is 15271495.
Base
System
Value
2
Binary
1110100100000110010001101
3
Ternary
2010110202002211
4
Quaternary
1310200302031
5
Quinary
30304333424
6
Senary
3010350421
8
Octal
164406215
10
Decimal
30542989
12
Duodecimal
a28b411
16
Hexadecimal
1d20c8d
20
Vigesimal
9ahh99
36
Base36
i6n4d
md5
57a5b4a9ece8bbf194424a7ddf10966c
sha1
bc5788023d889e5ca781d024b25ba67c79c582f8
sha256
954aead390ebb784150d5cba947c4648bc0ffeb2a7049d02d474372b9cdc061f
sha512
6ce488717153413139fd68cfaf8d777b1a271f54881e1a1526effbe6c9bf89213ad90d267ee5a1c4a22e3e91421bc9e4277c761abaad0afbdcbef841065c707d
ripemd-160
d3ded582bc276ccdcd271279488d07a4c6831c87
Diameter
61085978
Circumference
191907259.72215
Area
2.9307106613569E+15
Volume
1.1935021798934E+23
Surface area
1.1722842645427E+16
Circumference
191907259.72215
Perimeter
122171956
Area
932874177054121
Diagonal
43194309.279212
Surface area
5597245062324726
Volume
2.8492765728148E+22
Space diagonal
52902008.763017
Perimeter
91628967
Area
4.0394636793169E+14
Altitude
26451004.381509
Surface area
4.0394636793169E+14
Volume
3.3579046435222E+21
Height
14398103.093071