30481491 is an odd 8-digits composite number following 30481490
and preceding 30481492 . In scientific notation, it is written as 3.0481491 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 18780480 positive integers (up to 30481491) that are relatively prime to 30481491.
30481491 has 16 divisors, whose sum is 43827840
The reverse of 30481491 is 19418403
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
thirty million four hundred eighty-one thousand four hundred ninety-one
Scientific notation
3.0481491 × 10^7
Engineering notation
3.0481491 × 10^6
Prime Factorization
3 × 41 × 19 × 13043
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
30481491
Product of the distinct prime numbers
The prime factorization of 30481491 is 3 × 41 × 19 × 13043.
Since it has a total of 4 prime factors.
4 , 9 , 37 , 40 , 998 , 675 , 9479 , 4852 , 92463 , 38214 , 306797 , 424530 , 5461195 , 9789970 , 76970417 , 86666233 , 955199116 , 301386014 , 6580587590 , 3233674631
n×2
60962982
n×3
91444473
n×4
121925964
n×5
152407455
n÷2
15240745.5
n÷3
10160497
n÷3
7620372.75
n÷5
6096298.2
n2
929121293583081
n3
2.8321002348261E+22
n4
8.632663781895E+29
n5
2.6313646337386E+37
2 √n
5521.0045281633
3 √n
312.37677402887
4 √n
74.303462423788
5 √n
31.391151096422
1 , 3 , 19 , 41 , 57 , 123 , 779 , 2337 , 13043 , 39129 , 247817 , 534763 , 743451 , 1604289 , 10160497 , 30481491
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30481490
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30481491 can be divided by 16 positive divisors.
The sum of these divisors (counting 30481491) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110100010001110001010011
3
Ternary
2010100121202010
4
Quaternary
1310101301103
5
Quinary
30300401431
6
Senary
3005154003
8
Octal
164216123
10
Decimal
30481491
12
Duodecimal
a25b903
16
Hexadecimal
1d11c53
20
Vigesimal
9aa3eb
36
Base36
i5bo3
md5
1209bca16b89df8400ccf2a5d8f7f92b
sha1
607c73e6b9e3539c8e1b5a2a0f40a27477053317
sha256
2f716993d133a01c639fc83c7120f50fc2376acff0f0f9273bb00e2c35963924
sha512
2246fae43ea756f37b71eb5f73797a27e5b9662c1d36f4b93ac95b31508fd94d4443453e2b6f361de6060274cce61e2e9e4a8ed56889764b6cb1c4b9663a1b59
ripemd-160
c2cd234a5df528f9fdb4176936b074581886f52e
Diameter
60962982
Circumference
191520856.39213
Area
2.9189206302145E+15
Volume
1.1863073722613E+23
Surface area
1.1675682520858E+16
Circumference
191520856.39213
Perimeter
121925964
Area
929121293583081
Diagonal
43107337.973553
Surface area
5574727761498486
Volume
2.8321002348261E+22
Space diagonal
52795491.102453
Perimeter
91444473
Area
4.0232132172E+14
Altitude
26397745.551227
Surface area
4.0232132172E+14
Volume
3.3376621350759E+21
Height
14369112.657851