30809691 is an odd 8-digits composite number following 30809690
and preceding 30809692 . In scientific notation, it is written as 3.0809691 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 18068400 positive integers (up to 30809691) that are relatively prime to 30809691.
30809691 has 8 divisors, whose sum is 32128000
The reverse of 30809691 is 19690803
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
thirty million eight hundred nine thousand six hundred ninety-one
Scientific notation
3.0809691 × 10^7
Engineering notation
3.0809691 × 10^6
Prime Factorization
99 × 31 × 10039
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30809691
Product of the distinct prime numbers
The prime factorization of 30809691 is 99 × 31 × 10039.
Since it has a total of 3 prime factors.
1 , 1 , 56 , 76 , 443 , 934 , 8509 , 9707 , 70156 , 26264 , 129798 , 85334 , 1859164 , 4667607 , 11525449 , 69603795 , 242963825 , 988534004 , 171187294 , 2488119202
n×2
61619382
n×3
92429073
n×4
123238764
n×5
154048455
n÷2
15404845.5
n÷3
10269897
n÷3
7702422.75
n÷5
6161938.2
n2
949237059515481
n3
2.9245700489421E+22
n4
9.010509951576E+29
n5
2.7761102736048E+37
2 √n
5550.647800032
3 √n
313.49391409322
4 √n
74.502669751036
5 √n
31.458460719745
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
-30809690
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 30809691 can be divided by 8 positive divisors.
The sum of these divisors (counting 30809691) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110101100001111001011011
3
Ternary
2010222021221200
4
Quaternary
1311201321123
5
Quinary
30341402231
6
Senary
3020205243
8
Octal
165417133
10
Decimal
30809691
12
Duodecimal
a399823
16
Hexadecimal
1d61e5b
20
Vigesimal
9cb44b
36
Base36
iccwr
md5
36f760ad04b0e20cd612fb397759f870
sha1
32d7d9f5a5b522ee97b5a9a91655d6d0b77a9bcc
sha256
0bcd6053c60f20b4c214b34208b4bb8c22e372091d7b423fff316f73f2760c3d
sha512
f51bf98f5557645f097f42807999a291062de87c07163c8b19f421aa1e5694f07d3ba7577b620c910231c0e806333466241fd33b9b2e437b285094bb737fba27
ripemd-160
c6d2c3895ef185f57e0aafbb2a282e47049b2ebb
Diameter
61619382
Circumference
193582997.80994
Area
2.982116172689E+15
Volume
1.225041037422E+23
Surface area
1.1928464690756E+16
Circumference
193582997.80994
Perimeter
123238764
Area
949237059515481
Diagonal
43571482.864724
Surface area
5695422357092886
Volume
2.9245700489421E+22
Space diagonal
53363950.177498
Perimeter
92429073
Area
4.1103170387702E+14
Altitude
26681975.088749
Surface area
4.1103170387702E+14
Volume
3.4466388561033E+21
Height
14523827.621575