61985306 is an even 8-digits composite number following 61985305
and preceding 61985307 . In scientific notation, it is written as 6.1985306 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 29992860 positive integers (up to 61985306) that are relatively prime to 61985306.
61985306 has 8 divisors, whose sum is 95977344
The reverse of 61985306 is 60358916
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-one million nine hundred eighty-five thousand three hundred six
Scientific notation
6.1985306 × 10^7
Engineering notation
6.1985306 × 10^6
Prime Factorization
2 × 31 × 999763
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
61985306
Product of the distinct prime numbers
The prime factorization of 61985306 is 2 × 31 × 999763.
Since it has a total of 3 prime factors.
1 , 6 , 10 , 6 , 650 , 120 , 7214 , 7233 , 33826 , 54526 , 730005 , 798273 , 4149271 , 7663571 , 11350156 , 41804018 , 145822305 , 73165547 , 1433156056 , 8921498530
n×2
123970612
n×3
185955918
n×4
247941224
n×5
309926530
n÷2
30992653
n÷3
20661768.666667
n÷3
15496326.5
n÷5
12397061.2
n2
3842178159913636
n3
2.3815858894876E+23
n4
1.4762333012517E+31
n5
9.1504772905479E+38
2 √n
7873.0747487878
3 √n
395.75789115388
4 √n
88.730348521731
5 √n
36.179099238366
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-61985305
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 61985306 can be divided by 8 positive divisors.
The sum of these divisors (counting 61985306) is 1, the average is 0.125.
Base
System
Value
2
Binary
11101100011101001000011010
3
Ternary
11022122011212002
4
Quaternary
3230131020122
5
Quinary
111332012211
6
Senary
10052321002
8
Octal
354351032
10
Decimal
61985306
12
Duodecimal
18913162
16
Hexadecimal
3b1d21a
20
Vigesimal
j78356
36
Base36
10wk62
md5
7a0e7cbc1caad726706cbd818964bd35
sha1
6be52142661cd21f2304132c23833eb3031a6e2c
sha256
fc324e659ff1e5ec086c31a7d6981e9ec5cb2a14c0c910b0fad471dfa2c16783
sha512
eead1ca6b10ac606312c577e10410cbd42cd831a5ef6aa6d0c9d4cacc77c4ee5a31ab2f4dfb11877cd52ea28cb53522f1cbf37f9fc1585f1d95f7921df24f1f9
ripemd-160
05ed44db87d5a0f2abd01280641b15ed37419a82
Diameter
123970612
Circumference
389465163.92023
Area
1.2070558680968E+16
Volume
9.9759636457433E+23
Surface area
4.8282234723871E+16
Circumference
389465163.92023
Perimeter
247941224
Area
3842178159913636
Diagonal
87660460.413046
Surface area
23053068959481816
Volume
2.3815858894876E+23
Space diagonal
107361699.3147
Perimeter
185955918
Area
1.6637119461755E+15
Altitude
53680849.657352
Surface area
1.6637119461755E+15
Volume
2.8067258873915E+22
Height
29220153.471015