30794987 is an odd 8-digits composite number following 30794986
and preceding 30794988 . In scientific notation, it is written as 3.0794987 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 30779520 positive integers (up to 30794987) that are relatively prime to 30794987.
30794987 has 4 divisors, whose sum is 30810456
The reverse of 30794987 is 78949703
Previous prime number is 2347
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
thirty million seven hundred ninety-four thousand nine hundred eighty-seven
Scientific notation
3.0794987 × 10^7
Engineering notation
3.0794987 × 10^6
Prime Factorization
2347 × 13121
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30794987
Product of the distinct prime numbers
The prime factorization of 30794987 is 2347 × 13121.
Since it has a total of 2 prime factors.
4 , 10 , 8 , 5 , 407 , 933 , 3960 , 6441 , 90035 , 20101 , 199462 , 466227 , 3215990 , 4023754 , 63240199 , 30569705 , 603673713 , 895330953 , 3555086653 , 4057971522
n×2
61589974
n×3
92384961
n×4
123179948
n×5
153974935
n÷2
15397493.5
n÷3
10264995.666667
n÷3
7698746.75
n÷5
6158997.4
n2
948331224330169
n3
2.9203847724942E+22
n4
8.9933211103956E+29
n5
2.7694920668146E+37
2 √n
5549.3231118759
3 √n
313.44403424618
4 √n
74.493779014599
5 √n
31.455457420972
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
-30794986
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 30794987 can be divided by 4 positive divisors.
The sum of these divisors (counting 30794987) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110101011110010011101011
3
Ternary
2010221112210002
4
Quaternary
1311132103223
5
Quinary
30340414422
6
Senary
3020013215
8
Octal
165362353
10
Decimal
30794987
12
Duodecimal
a39120b
16
Hexadecimal
1d5e4eb
20
Vigesimal
9c9797
36
Base36
ic1kb
md5
97f502d62d6ad356a3c9f85e3637078e
sha1
2e8987fedf8155382ca8889c64dec41ea08e5f01
sha256
f1178ebcc29dce85180b2798072e20c7bc43f80e43907dd70cda8976e61fcdd1
sha512
575b4a5de112ed1604937e19389e345f060bb3563a0212f90e14db4ebe3d424500933d4bf69f71778cbf138f6851f5219d86f7a076049234bd0c91721cf1a5fe
ripemd-160
8e07283333628b36df1e3c0b887aecb75f556831
Diameter
61589974
Circumference
193490609.85319
Area
2.9792704075255E+15
Volume
1.2232879129231E+23
Surface area
1.1917081630102E+16
Circumference
193490609.85319
Perimeter
123179948
Area
948331224330169
Diagonal
43550688.268503
Surface area
5689987345981014
Volume
2.9203847724942E+22
Space diagonal
53338482.102423
Perimeter
92384961
Area
4.1063946573596E+14
Altitude
26669241.051212
Surface area
4.1063946573596E+14
Volume
3.4417064605076E+21
Height
14516896.089501