61781429 is an odd 8-digits prime number following 61781428
and preceding 61781430 . In scientific notation, it is written as 6.1781429 × 10^7.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 61781428 positive integers (up to 61781429) that are relatively prime to 61781429.
61781429 has 2 divisors, whose sum is 61781430
The reverse of 61781429 is 92418716
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-one million seven hundred eighty-one thousand four hundred twenty-nine
Scientific notation
6.1781429 × 10^7
Engineering notation
6.1781429 × 10^6
Prime Factorization
61781429
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
61781429
Product of the distinct prime numbers
The prime factorization of 61781429 is 61781429.
Since it has a total of 1 prime factors.
4 , 7 , 98 , 27 , 538 , 501 , 9284 , 2606 , 2067 , 4636 , 975441 , 688350 , 9723102 , 3688293 , 69690972 , 91366771 , 695620621 , 50451288 , 2603483601 , 1730088275
n×2
123562858
n×3
185344287
n×4
247125716
n×5
308907145
n÷2
30890714.5
n÷3
20593809.666667
n÷3
15445357.25
n÷5
12356285.8
n2
3816944969282041
n3
2.3581631461661E+23
n4
1.4569068898527E+31
n5
9.0009789575048E+38
2 √n
7860.1163477394
3 √n
395.32351640367
4 √n
88.657297205246
5 √n
36.155268397751
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
61781430
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
30890715
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
7860.1164113517
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999676278
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 61781429 can be divided by 2 positive divisors.
The sum of these divisors (counting 61781429) is 61781430, the average is 30890715.
Base
System
Value
2
Binary
11101011101011010110110101
3
Ternary
11022020211012002
4
Quaternary
3223223112311
5
Quinary
111304001204
6
Senary
10044105045
8
Octal
353532665
10
Decimal
61781429
12
Duodecimal
18835185
16
Hexadecimal
3aeb5b5
20
Vigesimal
j62db9
36
Base36
10s6ut
md5
813f6e158f12b61dcd411fa3ca234366
sha1
46e2a2567b320917f6f69c2148aa03de6042743b
sha256
a3481f2555f91e439e87756560ce4fed495c0db4803a4dd7237d349f31bbe771
sha512
f46c4ba7f7c8e3df4543d61b9fc33188a9569006c4fadb3e009a51b69955c71e7b4fec2652f92ccfe50d7b26352ca3513c7350e0ef5a883da6d854990f3ffd4d
ripemd-160
d4ba3850bc170dcc7d25620d39591c435a616451
Diameter
123562858
Circumference
388184166.94936
Area
1.1991286274653E+16
Volume
9.8778506879486E+23
Surface area
4.7965145098612E+16
Circumference
388184166.94936
Perimeter
247125716
Area
3816944969282041
Diagonal
87372134.79459
Surface area
22901669815692246
Volume
2.3581631461661E+23
Space diagonal
107008573.99221
Perimeter
185344287
Area
1.6527856541227E+15
Altitude
53504286.996105
Surface area
1.6527856541227E+15
Volume
2.7791219196637E+22
Height
29124044.93153