61698081 is an odd 8-digits composite number following 61698080
and preceding 61698082 . In scientific notation, it is written as 6.1698081 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 41035760 positive integers (up to 61698081) that are relatively prime to 61698081.
61698081 has 8 divisors, whose sum is 82456704
The reverse of 61698081 is 18089616
Previous prime number is 431
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
sixty-one million six hundred ninety-eight thousand eighty-one
Scientific notation
6.1698081 × 10^7
Engineering notation
6.1698081 × 10^6
Prime Factorization
3 × 431 × 47717
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
61698081
Product of the distinct prime numbers
The prime factorization of 61698081 is 3 × 431 × 47717.
Since it has a total of 3 prime factors.
3 , 6 , 19 , 98 , 627 , 902 , 2942 , 8602 , 82837 , 85166 , 397996 , 874954 , 4918786 , 20854 , 63788646 , 35873801 , 544452776 , 53876490 , 8078633534 , 2523954544
n×2
123396162
n×3
185094243
n×4
246792324
n×5
308490405
n÷2
30849040.5
n÷3
20566027
n÷3
15424520.25
n÷5
12339616.2
n2
3806653199082561
n3
2.348631974159E+23
n4
1.4490608578085E+31
n5
8.9404274179001E+38
2 √n
7854.8126012019
3 √n
395.14566224256
4 √n
88.627380651816
5 √n
36.145507869905
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
-61698080
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 61698081 can be divided by 8 positive divisors.
The sum of these divisors (counting 61698081) is 1, the average is 0.125.
Base
System
Value
2
Binary
11101011010111000000100001
3
Ternary
11022002120212010
4
Quaternary
3223113000201
5
Quinary
111243314311
6
Senary
10042223133
8
Octal
353270041
10
Decimal
61698081
12
Duodecimal
187b4aa9
16
Hexadecimal
3ad7021
20
Vigesimal
j5c541
36
Base36
10qejl
md5
df1bd48e8448b40d3b12cb64da881d7a
sha1
1e7123a00f1dd2aa69b874e993617e12310c8bd9
sha256
67245d1a5250e4180ec552041dacdda9629374306bea5bdbf63432c44685efe6
sha512
8e55ef70cecb3b51fc770d1d1a0d455702e0342f9a9e4d172f8462d55f7794c9c055859bac0fef78646f49566cacf65d39bf115ca3459216417682d53b5e8cb1
ripemd-160
5fcb7cb8e30dbe58837272a484cbab136154a37d
Diameter
123396162
Circumference
387660476.02038
Area
1.1958953725002E+16
Volume
9.8379266080056E+23
Surface area
4.7835814900007E+16
Circumference
387660476.02038
Perimeter
246792324
Area
3806653199082561
Diagonal
87254262.922594
Surface area
22839919194495366
Volume
2.348631974159E+23
Space diagonal
106864211.0215
Perimeter
185094243
Area
1.6483291869014E+15
Altitude
53432105.51075
Surface area
1.6483291869014E+15
Volume
2.7678893257324E+22
Height
29084754.307531