30897146 is an even 8-digits composite number following 30897145
and preceding 30897147 . In scientific notation, it is written as 3.0897146 × 10^7.
The sum of its digits is 38. It has a total of 5 prime factors and 24 positive divisors.
There are 12882240 positive integers (up to 30897146) that are relatively prime to 30897146.
30897146 has 24 divisors, whose sum is 55375956
The reverse of 30897146 is 64179803
Previous prime number is 37
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirty million eight hundred ninety-seven thousand one hundred forty-six
Scientific notation
3.0897146 × 10^7
Engineering notation
3.0897146 × 10^6
Prime Factorization
2 × 7 × 7 × 37 × 8521
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
4413878
Product of the distinct prime numbers
The prime factorization of 30897146 is 2 × 7 × 7 × 37 × 8521.
Since it has a total of 5 prime factors.
4 , 5 , 94 , 27 , 645 , 817 , 899 , 6756 , 71159 , 32670 , 341223 , 275421 , 6190596 , 251802 , 69134196 , 67395468 , 861956578 , 825736725 , 6593559352 , 8697161098
n×2
61794292
n×3
92691438
n×4
123588584
n×5
154485730
n÷2
15448573
n÷3
10299048.666667
n÷3
7724286.5
n÷5
6179429.2
n2
954633630945316
n3
2.9495454671828E+22
n4
9.1132536933184E+29
n5
2.815735298975E+37
2 √n
5558.5201267963
3 √n
313.79025710538
4 √n
74.555483546124
5 √n
31.476299790051
1 , 2 , 7 , 14 , 37 , 49 , 74 , 98 , 259 , 518 , 1813 , 3626 , 8521 , 17042 , 59647 , 119294 , 315277 , 417529 , 630554 , 835058 , 2206939 , 4413878 , 15448573 , 30897146
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30897145
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30897146 can be divided by 24 positive divisors.
The sum of these divisors (counting 30897146) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1110101110111001111111010
3
Ternary
2011010201220202
4
Quaternary
1311313033322
5
Quinary
30402202041
6
Senary
3022122202
8
Octal
165671772
10
Decimal
30897146
12
Duodecimal
a420362
16
Hexadecimal
1d773fa
20
Vigesimal
9d22h6
36
Base36
ie8e2
md5
5c9eefa976f124e92011d475b2753629
sha1
acce61919fa2b6f38f425558f4e0dc75829c7ec2
sha256
6df61df688db1a4d3a61d3867243faaebc09ae2c9e7d95e5aba9c70de948bdbe
sha512
60aec1057f4a5f53190a87877c0800e8647bceba515c07bc670f004228c7650eb8c8408fa3ee4b90f7c93bea13a5c14fde426653f8292086c0ccf15adfe4e715
ripemd-160
1ef007e6550a4939ab8fdeadd76af43c9d957778
Diameter
61794292
Circumference
194132493.78098
Area
2.9990700018476E+15
Volume
1.2355027161507E+23
Surface area
1.199628000739E+16
Circumference
194132493.78098
Perimeter
123588584
Area
954633630945316
Diagonal
43695162.911822
Surface area
5727801785671896
Volume
2.9495454671828E+22
Space diagonal
53515426.680874
Perimeter
92691438
Area
4.1336848785281E+14
Altitude
26757713.340437
Surface area
4.1336848785281E+14
Volume
3.4760726687716E+21
Height
14565054.303941