61245 is an odd 5-digits composite number following 61244
and preceding 61246 . In scientific notation, it is written as 6.1245 × 10^4.
The sum of its digits is 18. It has a total of 2 prime factors and 4 positive divisors.
There are 32640 positive integers (up to 61245) that are relatively prime to 61245.
61245 has 4 divisors, whose sum is 62652
The reverse of 61245 is 54216
Previous prime number is 45
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 18
Digital Root 9
Name
sixty-one thousand two hundred forty-five
Scientific notation
6.1245 × 10^4
Engineering notation
6.1245 × 10^3
Prime Factorization
45 × 1361
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61245
Product of the distinct prime numbers
The prime factorization of 61245 is 45 × 1361.
Since it has a total of 2 prime factors.
8 , 1 , 54 , 29 , 128 , 556 , 3169 , 516 , 45381 , 83518 , 621446 , 187877 , 3533591 , 7260681 , 27978708 , 76924564 , 641102546 , 646843800 , 4366587585 , 3518903409
n×2
122490
n×3
183735
n×4
244980
n×5
306225
n÷2
30622.5
n÷3
20415
n÷3
15311.25
n÷5
12249
n2
3750950025
n3
229726934281125
n4
1.4069626090048E+19
n5
8.6169424988496E+23
2 √n
247.47727168368
3 √n
39.417603169309
4 √n
15.731410352657
5 √n
9.0659668725856
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
-61244
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 61245 can be divided by 4 positive divisors.
The sum of these divisors (counting 61245) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110111100111101
3
Ternary
10010000100
4
Quaternary
32330331
5
Quinary
3424440
6
Senary
1151313
8
Octal
167475
10
Decimal
61245
12
Duodecimal
2b539
16
Hexadecimal
ef3d
20
Vigesimal
7d25
36
Base36
1b99
md5
16b3c684e83d985bb7b493cf75bbb145
sha1
546bdb5c68208c4e802d323f01c565c100832ea4
sha256
bdce80d023204a04f13f3d6338685edacd97d66b1fa247ba236513a86f0f0cdf
sha512
4f5954cd5f5d54b63dbd15f9184a36e3e602d8e8c1d794dec68427b775cccb1c0c77e01c2fe4d114551be3e78c442a472602cef5a9629e057fd24d84f0162e67
ripemd-160
2be7e059eee7fa8c5e8f4c5bd5f0cc93a38d5e0e
Diameter
122490
Circumference
384813.68413821
Area
11783957042.522
Volume
9.6227793209238E+14
Surface area
47135828170.09
Circumference
384813.68413821
Perimeter
244980
Area
3750950025
Diagonal
86613.50962754
Surface area
22505700150
Volume
229726934281125
Space diagonal
106079.45170956
Perimeter
183735
Area
1624209004.9879
Altitude
53039.725854778
Surface area
1624209004.9879
Volume
27073578841897
Height
28871.169875847