61481 is an odd 5-digits composite number following 61480
and preceding 61482 . In scientific notation, it is written as 6.1481 × 10^4.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 52692 positive integers (up to 61481) that are relatively prime to 61481.
61481 has 4 divisors, whose sum is 70272
The reverse of 61481 is 18416
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 20
Digital Root 2
Name
sixty-one thousand four hundred eighty-one
Scientific notation
6.1481 × 10^4
Engineering notation
6.1481 × 10^3
Prime Factorization
7 × 8783
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61481
Product of the distinct prime numbers
The prime factorization of 61481 is 7 × 8783.
Since it has a total of 2 prime factors.
3 , 3 , 35 , 2 , 228 , 247 , 8902 , 9401 , 17657 , 72181 , 233530 , 127784 , 6789342 , 6020019 , 60915436 , 30411170 , 2713225 , 145524271 , 6479834803 , 1417961993
n×2
122962
n×3
184443
n×4
245924
n×5
307405
n÷2
30740.5
n÷3
20493.666666667
n÷3
15370.25
n÷5
12296.2
n2
3779913361
n3
232392853347641
n4
1.4287745016666E+19
n5
8.7842485136966E+23
2 √n
247.95362469623
3 √n
39.46816855487
4 √n
15.746543261816
5 √n
9.0729430435774
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
-61480
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 61481 can be divided by 4 positive divisors.
The sum of these divisors (counting 61481) is 1, the average is 0.25.
Base
System
Value
2
Binary
1111000000101001
3
Ternary
10010100002
4
Quaternary
33000221
5
Quinary
3431411
6
Senary
1152345
8
Octal
170051
10
Decimal
61481
12
Duodecimal
2b6b5
16
Hexadecimal
f029
20
Vigesimal
7de1
36
Base36
1bft
md5
3e51d9b5566a471230a7dabf580fc921
sha1
23006f8ef834d25c7456c60706a3dfec2d410c4d
sha256
c2526b1290b8901572015ff6094239cf6763bdb21c0509452101c7e7adc79db7
sha512
5a79f8fa2e4187493664c0fc6560a4fec6f2d36e7b568ef05b1f0a3ae52a20085a9dd6134db205447f8676408716174abce08cae35cda61c43fecb5c426e1504
ripemd-160
f9a43f1f0ae4fdf72f038ae132a8f1deefe4cc60
Diameter
122962
Circumference
386296.51587071
Area
11874948046.124
Volume
9.7344490776496E+14
Surface area
47499792184.494
Circumference
386296.51587071
Perimeter
245924
Area
3779913361
Diagonal
86947.26402826
Surface area
22679480166
Volume
232392853347641
Space diagonal
106488.21570014
Perimeter
184443
Area
1636750497.3651
Altitude
53244.107850071
Surface area
1636750497.3651
Volume
27387760416901
Height
28982.421342753