61381569 is an odd 8-digits composite number following 61381568
and preceding 61381570 . In scientific notation, it is written as 6.1381569 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 40921044 positive integers (up to 61381569) that are relatively prime to 61381569.
61381569 has 4 divisors, whose sum is 81842096
The reverse of 61381569 is 96518316
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
sixty-one million three hundred eighty-one thousand five hundred sixty-nine
Scientific notation
6.1381569 × 10^7
Engineering notation
6.1381569 × 10^6
Prime Factorization
3 × 20460523
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61381569
Product of the distinct prime numbers
The prime factorization of 61381569 is 3 × 20460523.
Since it has a total of 2 prime factors.
9 , 3 , 36 , 66 , 532 , 352 , 8943 , 3931 , 91131 , 29315 , 179621 , 873162 , 3542981 , 3674636 , 85953913 , 81402868 , 904742325 , 440957854 , 1154136596 , 5561782718
n×2
122763138
n×3
184144707
n×4
245526276
n×5
306907845
n÷2
30690784.5
n÷3
20460523
n÷3
15345392.25
n÷5
12276313.8
n2
3767697012901761
n3
2.3126715416852E+23
n4
1.4195540781029E+31
n5
8.7134456594304E+38
2 √n
7834.6390472057
3 √n
394.46880260137
4 √n
88.513496412726
5 √n
36.108346145382
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
-61381568
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 61381569 can be divided by 4 positive divisors.
The sum of these divisors (counting 61381569) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101010001001101111000001
3
Ternary
11021111111200110
4
Quaternary
3222021233001
5
Quinary
111203202234
6
Senary
10031341533
8
Octal
352115701
10
Decimal
61381569
12
Duodecimal
186818a9
16
Hexadecimal
3a89bc1
20
Vigesimal
j3cdi9
36
Base36
10jmbl
md5
b5d8b145f0e85360910232b31b25ee4a
sha1
77cab51a8d17bc58597f7c1e480581e3ab7dae0c
sha256
645b020ed23306e9460bf6e44ce4fb5205896b0db7c2edf03252788a7c20bb7d
sha512
ac59b86408b77deed940364f90d8cd281c63fd83d3cdcd119141a8e6060e56a976ad97d3edf4b1cca381b49ca3d7104f4c79c902e4bf35dbe87fbffe149d5c65
ripemd-160
fd22fdc780d504a8c8a93f06531470a5799580aa
Diameter
122763138
Circumference
385671772.47243
Area
1.1836569256684E+16
Volume
9.6872959006993E+23
Surface area
4.7346277026738E+16
Circumference
385671772.47243
Perimeter
245526276
Area
3767697012901761
Diagonal
86806647.35954
Surface area
22606182077410566
Volume
2.3126715416852E+23
Space diagonal
106315996.15629
Perimeter
184144707
Area
1.6314606634678E+15
Altitude
53157998.078147
Surface area
1.6314606634678E+15
Volume
2.725509549638E+22
Height
28935549.119847