30707987 is an odd 8-digits composite number following 30707986
and preceding 30707988 . In scientific notation, it is written as 3.0707987 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 30536256 positive integers (up to 30707987) that are relatively prime to 30707987.
30707987 has 4 divisors, whose sum is 30879720
The reverse of 30707987 is 78970703
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
thirty million seven hundred seven thousand nine hundred eighty-seven
Scientific notation
3.0707987 × 10^7
Engineering notation
3.0707987 × 10^6
Prime Factorization
179 × 171553
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30707987
Product of the distinct prime numbers
The prime factorization of 30707987 is 179 × 171553.
Since it has a total of 2 prime factors.
6 , 1 , 21 , 24 , 958 , 3 , 6779 , 4670 , 3201 , 95263 , 100571 , 573312 , 3935859 , 3128021 , 47477712 , 94711705 , 445301499 , 550609317 , 2331476623 , 6133887623
n×2
61415974
n×3
92123961
n×4
122831948
n×5
153539935
n÷2
15353993.5
n÷3
10235995.666667
n÷3
7676996.75
n÷5
6141597.4
n2
942980465592169
n3
2.8957031878658E+22
n4
8.8921215848842E+29
n5
2.7305915403104E+37
2 √n
5541.4787737571
3 √n
313.14858192151
4 √n
74.441109433948
5 √n
31.437664118562
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30707986
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30707987 can be divided by 4 positive divisors.
The sum of these divisors (counting 30707987) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110101001001000100010011
3
Ternary
2010210010102212
4
Quaternary
1311021010103
5
Quinary
30330123422
6
Senary
3014102335
8
Octal
165110423
10
Decimal
30707987
12
Duodecimal
a34a9ab
16
Hexadecimal
1d49113
20
Vigesimal
9bi9j7
36
Base36
ia6fn
md5
32f132896a1bfd2ca31bbef133924af6
sha1
1a0f7c12e823f6d0e3d0794231642f67eda47dda
sha256
dc03eccb1427b7edba74d7747118c4fba021a1c5392dba840a684bb942a80545
sha512
8e065bd36bc837f5bd1ef96b6f034ca78c8c0ec737655dda238469d14b1189c31be774098cb2b811dfe429ed6ba6ad28e617e54ad97277e5ab9d98840298d3af
ripemd-160
b206e120071b2faad2f857b842a4432a352ad783
Diameter
61415974
Circumference
192943972.73146
Area
2.962460503183E+15
Volume
1.2129493149301E+23
Surface area
1.1849842012732E+16
Circumference
192943972.73146
Perimeter
122831948
Area
942980465592169
Diagonal
43427651.688577
Surface area
5657882793553014
Volume
2.8957031878658E+22
Space diagonal
53187793.682165
Perimeter
92123961
Area
4.0832251923765E+14
Altitude
26593896.841082
Surface area
4.0832251923765E+14
Volume
3.4126189340724E+21
Height
14475883.896192