61397915 is an odd 8-digits composite number following 61397914
and preceding 61397916 . In scientific notation, it is written as 6.1397915 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 48846240 positive integers (up to 61397915) that are relatively prime to 61397915.
61397915 has 8 divisors, whose sum is 74085648
The reverse of 61397915 is 51979316
Previous prime number is 181
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
sixty-one million three hundred ninety-seven thousand nine hundred fifteen
Scientific notation
6.1397915 × 10^7
Engineering notation
6.1397915 × 10^6
Prime Factorization
5 × 181 × 67843
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
61397915
Product of the distinct prime numbers
The prime factorization of 61397915 is 5 × 181 × 67843.
Since it has a total of 3 prime factors.
9 , 6 , 85 , 21 , 422 , 219 , 4779 , 1285 , 40214 , 22920 , 189252 , 806838 , 885029 , 827102 , 32010618 , 34401861 , 652882319 , 484844164 , 8268856687 , 7544144990
n×2
122795830
n×3
184193745
n×4
245591660
n×5
306989575
n÷2
30698957.5
n÷3
20465971.666667
n÷3
15349478.75
n÷5
12279583
n2
3769703966347225
n3
2.3145196370095E+23
n4
1.4210667993894E+31
n5
8.7250538558232E+38
2 √n
7835.6821655807
3 √n
394.50381536317
4 √n
88.519388642154
5 √n
36.110269081451
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
-61397914
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 61397915 can be divided by 8 positive divisors.
The sum of these divisors (counting 61397915) is 1, the average is 0.125.
Base
System
Value
2
Binary
11101010001101101110011011
3
Ternary
11021112100002212
4
Quaternary
3222031232123
5
Quinary
111204213130
6
Senary
10031545335
8
Octal
352155633
10
Decimal
61397915
12
Duodecimal
1868b24b
16
Hexadecimal
3a8db9b
20
Vigesimal
j3eeff
36
Base36
10jyxn
md5
17607f81a26248e4e382802e2cffc9fa
sha1
5aedcb433cb383ff1b58a142ab91690d7e54af20
sha256
0f5974bbe4229e8bea4ca4fdacb1e44bafd0e3ae56a55931a66d08c1809ae391
sha512
605ac20f1b71b94ad0d497905ff2f43bee68dd297ee3cace4d17e874deb336f759c991325a6b75fb5fab32b8d37310c3d556cf69edcba75a489d72bd4b1d0e14
ripemd-160
a6e939adf45cc80d28bcae2c82d586ddb3ee3c3d
Diameter
122795830
Circumference
385774477.41946
Area
1.1842874286885E+16
Volume
9.6950371842911E+23
Surface area
4.7371497147539E+16
Circumference
385774477.41946
Perimeter
245591660
Area
3769703966347225
Diagonal
86829764.09443
Surface area
22618223798083350
Volume
2.3145196370095E+23
Space diagonal
106344308.2588
Perimeter
184193745
Area
1.6323296998018E+15
Altitude
53172154.129398
Surface area
1.6323296998018E+15
Volume
2.7276875508647E+22
Height
28943254.698144