61781004 is an even 8-digits composite number following 61781003
and preceding 61781005 . In scientific notation, it is written as 6.1781004 × 10^7.
The sum of its digits is 27. It has a total of 5 prime factors and 18 positive divisors.
There are 20593656 positive integers (up to 61781004) that are relatively prime to 61781004.
61781004 has 18 divisors, whose sum is 156168740
The reverse of 61781004 is 40018716
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
sixty-one million seven hundred eighty-one thousand four
Scientific notation
6.1781004 × 10^7
Engineering notation
6.1781004 × 10^6
Prime Factorization
2 × 2 × 3 × 3 × 1716139
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
10296834
Product of the distinct prime numbers
The prime factorization of 61781004 is 2 × 2 × 3 × 3 × 1716139.
Since it has a total of 5 prime factors.
8 , 4 , 51 , 44 , 494 , 283 , 1588 , 7098 , 38069 , 21346 , 808010 , 699080 , 6634406 , 3922486 , 63155017 , 85196422 , 999205631 , 786489780 , 7319443982 , 1126686903
n×2
123562008
n×3
185343012
n×4
247124016
n×5
308905020
n÷2
30890502
n÷3
20593668
n÷3
15445251
n÷5
12356200.8
n2
3816892455248016
n3
2.3581144804525E+23
n4
1.4568668014929E+31
n5
9.0006693690501E+38
2 √n
7860.0893124697
3 √n
395.32260991293
4 √n
88.657144734475
5 √n
36.155218654547
1 , 2 , 3 , 4 , 6 , 9 , 12 , 18 , 36 , 1716139 , 3432278 , 5148417 , 6864556 , 10296834 , 15445251 , 20593668 , 30890502 , 61781004
18 divisors
τ
Total Divisors
18
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-61781003
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.055555555555556
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
18
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 61781004 can be divided by 18 positive divisors.
The sum of these divisors (counting 61781004) is 1, the average is 0.055555555555556.
Base
System
Value
2
Binary
11101011101011010000001100
3
Ternary
11022020210121100
4
Quaternary
3223223100030
5
Quinary
111303443004
6
Senary
10044103100
8
Octal
353532014
10
Decimal
61781004
12
Duodecimal
18834a90
16
Hexadecimal
3aeb40c
20
Vigesimal
j62ca4
36
Base36
10s6j0
md5
c3bf4280e400bc9e32f626431a656a72
sha1
6b1f52f92eef37d3357cd391d953e944322ca3e6
sha256
bbe5171757b836d6981c4fd3e46417966182d1e3b070637bf1c6a113a072b75c
sha512
9de6bb504636f8ab5636d2ef245ca4093ea3c4aaea8dae13b8880ca3b9eb72070bc54f6a7ff4f1c0f003fc8a587ca3ca59e70560fa66bd727fc3a0fd33a14020
ripemd-160
a0fa955259ed5cd29b86bc1b3075e4c965ec6bb8
Diameter
123562008
Circumference
388181496.5956
Area
1.1991121296949E+16
Volume
9.8776468374843E+23
Surface area
4.7964485187798E+16
Circumference
388181496.5956
Perimeter
247124016
Area
3816892455248016
Diagonal
87371533.753826
Surface area
22901354731488096
Volume
2.3581144804525E+23
Space diagonal
107007837.87062
Perimeter
185343012
Area
1.652762914879E+15
Altitude
53503918.935308
Surface area
1.652762914879E+15
Volume
2.7790645665702E+22
Height
29123844.584609