61809419 is an odd 8-digits composite number following 61809418
and preceding 61809420 . In scientific notation, it is written as 6.1809419 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 52979496 positive integers (up to 61809419) that are relatively prime to 61809419.
61809419 has 4 divisors, whose sum is 70639344
The reverse of 61809419 is 91490816
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-one million eight hundred nine thousand four hundred nineteen
Scientific notation
6.1809419 × 10^7
Engineering notation
6.1809419 × 10^6
Prime Factorization
7 × 8829917
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61809419
Product of the distinct prime numbers
The prime factorization of 61809419 is 7 × 8829917.
Since it has a total of 2 prime factors.
6 , 6 , 65 , 41 , 606 , 458 , 908 , 4570 , 72158 , 78762 , 117814 , 915969 , 9893543 , 9512287 , 1478008 , 45628683 , 417961119 , 910763670 , 7549388490 , 1759258698
n×2
123618838
n×3
185428257
n×4
247237676
n×5
309047095
n÷2
30904709.5
n÷3
20603139.666667
n÷3
15452354.75
n÷5
12361883.8
n2
3820404277117561
n3
2.3613696871375E+23
n4
1.4595488840618E+31
n5
9.0213868525959E+38
2 √n
7861.896654116
3 √n
395.38320766695
4 √n
88.667337019423
5 √n
36.15854382416
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-61809418
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 61809419 can be divided by 4 positive divisors.
The sum of these divisors (counting 61809419) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101011110010001100001011
3
Ternary
11022022020120202
4
Quaternary
3223302030023
5
Quinary
111310400134
6
Senary
10044442415
8
Octal
353621413
10
Decimal
61809419
12
Duodecimal
1884940b
16
Hexadecimal
3af230b
20
Vigesimal
j663aj
36
Base36
10ssgb
md5
ac6eb96db9a07d4dfe368307de38b610
sha1
daa9518bb0cef058e4d78f7334a423938e347685
sha256
9d7ea346d6b09834bc555f73b92136abd058ed70d103ec4c09626dfc9b7552ea
sha512
1be50b523bb3a62e97bae9fd71fd6356697ced620327539de67c12d5ccdd23a60f421871e81ffee73d4207a2e6d2ae0d4fdbcbb4974934521accbce545585b97
ripemd-160
cdc8bf3f9eaecc7bd67cbf54f39baf960fb05003
Diameter
123618838
Circumference
388360033.30611
Area
1.2002154010736E+16
Volume
9.8912822153611E+23
Surface area
4.8008616042942E+16
Circumference
388360033.30611
Perimeter
247237676
Area
3820404277117561
Diagonal
87411718.632201
Surface area
22922425662705366
Volume
2.3613696871375E+23
Space diagonal
107057054.09431
Perimeter
185428257
Area
1.6542835783553E+15
Altitude
53528527.047157
Surface area
1.6542835783553E+15
Volume
2.7829008644388E+22
Height
29137239.544067