7481 is an odd 4-digits prime number following 7480
and preceding 7482 . In scientific notation, it is written as 7.481 × 10^3.
The sum of its digits is 20. It has a total of 1 prime factors and 2 positive divisors.
There are 7480 positive integers (up to 7481) that are relatively prime to 7481.
7481 has 2 divisors, whose sum is 7482
The reverse of 7481 is 1847
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 4
Sum of Digits 20
Digital Root 2
Name
seven thousand four hundred eighty-one
Scientific notation
7.481 × 10^3
Engineering notation
7.481 × 10^3
Prime Factorization
7481
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
7481
Product of the distinct prime numbers
The prime factorization of 7481 is 7481.
Since it has a total of 1 prime factors.
2 , 5 , 21 , 92 , 626 , 119 , 7322 , 2494 , 85476 , 2368 , 104446 , 31088 , 5895786 , 6704839 , 32621319 , 30570551 , 577327397 , 585564941 , 1624600728 , 1619039899
n×2
14962
n×3
22443
n×4
29924
n×5
37405
n÷2
3740.5
n÷3
2493.6666666667
n÷3
1870.25
n÷5
1496.2
n2
55965361
n3
418676865641
n4
3132121631860321
n5
2.3431401927947E+19
2 √n
86.492774264675
3 √n
19.55779478682
4 √n
9.3001491528187
5 √n
5.9537683211551
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
7482
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
3741
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
86.498554901224
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9997326917936
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 7481 can be divided by 2 positive divisors.
The sum of these divisors (counting 7481) is 7482, the average is 3741.
Base
System
Value
2
Binary
1110100111001
3
Ternary
101021002
4
Quaternary
1310321
5
Quinary
214411
6
Senary
54345
8
Octal
16471
10
Decimal
7481
12
Duodecimal
43b5
16
Hexadecimal
1d39
20
Vigesimal
ie1
36
Base36
5rt
md5
8860e834a67da41edd6ffe8a1c58fa55
sha1
8a7d162594038def7fa20343c0c02cc870f23736
sha256
30a13105878f832297a226138ee5762a41cd96ccfa7a8b48608e23b4c5aa8b12
sha512
5c6c2808812f3cfb393d45d1fa075625c36818114f49156041fe9373995894b9def467bf15c4c653626342d9322f5701d2dd4897a93f1cb2cc0972005649403f
ripemd-160
66f541e54df6a76d0040efbb3a5024ec4840e3dc
Diameter
14962
Circumference
47004.50928301
Area
175820366.9731
Volume
1753749553767.7
Surface area
703281467.8924
Circumference
47004.50928301
Perimeter
29924
Area
55965361
Diagonal
10579.731660113
Surface area
335792166
Volume
418676865641
Space diagonal
12957.472091423
Perimeter
22443
Area
24233712.178983
Altitude
6478.7360457114
Surface area
24233712.178983
Volume
49341541803.447
Height
3526.5772200377