30897461 is an odd 8-digits composite number following 30897460
and preceding 30897462 . In scientific notation, it is written as 3.0897461 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 26483532 positive integers (up to 30897461) that are relatively prime to 30897461.
30897461 has 4 divisors, whose sum is 35311392
The reverse of 30897461 is 16479803
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirty million eight hundred ninety-seven thousand four hundred sixty-one
Scientific notation
3.0897461 × 10^7
Engineering notation
3.0897461 × 10^6
Prime Factorization
7 × 4413923
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30897461
Product of the distinct prime numbers
The prime factorization of 30897461 is 7 × 4413923.
Since it has a total of 2 prime factors.
3 , 7 , 86 , 20 , 144 , 151 , 5919 , 7742 , 85297 , 80860 , 743153 , 707437 , 8170241 , 9681608 , 70148460 , 33029874 , 605362066 , 280461860 , 5510834620 , 7719483035
n×2
61794922
n×3
92692383
n×4
123589844
n×5
154487305
n÷2
15448730.5
n÷3
10299153.666667
n÷3
7724365.25
n÷5
6179492.2
n2
954653096246521
n3
2.9496356809806E+22
n4
9.1136253417307E+29
n5
2.8158788356474E+37
2 √n
5558.548461604
3 √n
313.79132347782
4 √n
74.555673570856
5 √n
31.476363970698
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
-30897460
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 30897461 can be divided by 4 positive divisors.
The sum of these divisors (counting 30897461) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110101110111010100110101
3
Ternary
2011010202100102
4
Quaternary
1311313110311
5
Quinary
30402204321
6
Senary
3022123445
8
Octal
165672465
10
Decimal
30897461
12
Duodecimal
a420585
16
Hexadecimal
1d77535
20
Vigesimal
9d23d1
36
Base36
ie8mt
md5
d6516d3c5238ab21c995548fb1b5e518
sha1
53438f24494cada80fcd4eb5dceeea4325d38be6
sha256
487127ccaa4b9bf695aa48b24227466fac1e3e0ab5a0aaa34a6824c8a25920ea
sha512
40b46548ef72860934949364aa83c35cdd800ce4921809693348fe558c1a7dd2f0bb616d53ed5ed811d49c65b07ba7eef7af0d7a70bc44cc33ae18a15a52866f
ripemd-160
c30b1e46858abf80d27b6f59c24aac386e19d866
Diameter
61794922
Circumference
194134472.98435
Area
2.9991311538948E+15
Volume
1.235540504818E+23
Surface area
1.1996524615579E+16
Circumference
194134472.98435
Perimeter
123589844
Area
954653096246521
Diagonal
43695608.389094
Surface area
5727918577479126
Volume
2.9496356809806E+22
Space diagonal
53515972.276878
Perimeter
92692383
Area
4.1337691657548E+14
Altitude
26757986.138439
Surface area
4.1337691657548E+14
Volume
3.476178986752E+21
Height
14565202.796365