30897746 is an even 8-digits composite number following 30897745
and preceding 30897747 . In scientific notation, it is written as 3.0897746 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 13874400 positive integers (up to 30897746) that are relatively prime to 30897746.
30897746 has 8 divisors, whose sum is 46400124
The reverse of 30897746 is 64779803
Previous prime number is 913
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
thirty million eight hundred ninety-seven thousand seven hundred forty-six
Scientific notation
3.0897746 × 10^7
Engineering notation
3.0897746 × 10^6
Prime Factorization
2 × 913 × 16921
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30897746
Product of the distinct prime numbers
The prime factorization of 30897746 is 2 × 913 × 16921.
Since it has a total of 3 prime factors.
8 , 5 , 94 , 43 , 336 , 454 , 3707 , 6644 , 24831 , 37452 , 653087 , 576225 , 922677 , 9684554 , 53889900 , 86350354 , 324175432 , 626975864 , 738610518 , 4901954128
n×2
61795492
n×3
92693238
n×4
123590984
n×5
154488730
n÷2
15448873
n÷3
10299248.666667
n÷3
7724436.5
n÷5
6179549.2
n2
954670707880516
n3
2.9497173045732E+22
n4
9.1139616048509E+29
n5
2.8160087072043E+37
2 √n
5558.5740977341
3 √n
313.79228828474
4 √n
74.555845496742
5 √n
31.47642203845
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
-30897745
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 30897746 can be divided by 8 positive divisors.
The sum of these divisors (counting 30897746) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110101110111011001010010
3
Ternary
2011010202201222
4
Quaternary
1311313121102
5
Quinary
30402211441
6
Senary
3022125042
8
Octal
165673122
10
Decimal
30897746
12
Duodecimal
a420782
16
Hexadecimal
1d77652
20
Vigesimal
9d2476
36
Base36
ie8uq
md5
d576f9416b508d8d7505d27de0464ed2
sha1
2a911a8437e31101306ddb140d75ded4b2b23a89
sha256
5ecb7a780cb3225d63fd01ee6c6e3769f3f2f7e994714943f0130a30df48a460
sha512
18f9cb63bef1650b3832455842a21f4bb5e75a70465aeaa3dad4dd991d4d420e2751a6e94e281e6b84288ed5f42a316cbdc742d1989d9d015c71b9ef10e08477
ripemd-160
fc97c20558b2c6ad0bd6cb6fc59d1edf3d8305b6
Diameter
61795492
Circumference
194136263.69217
Area
2.9991864824748E+15
Volume
1.2355746952285E+23
Surface area
1.1996745929899E+16
Circumference
194136263.69217
Perimeter
123590984
Area
954670707880516
Diagonal
43696011.439959
Surface area
5728024247283096
Volume
2.9497173045732E+22
Space diagonal
53516465.911358
Perimeter
92693238
Area
4.133845426367E+14
Altitude
26758232.955679
Surface area
4.133845426367E+14
Volume
3.4762751810784E+21
Height
14565337.146653