61981873 is an odd 8-digits composite number following 61981872
and preceding 61981874 . In scientific notation, it is written as 6.1981873 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 60078720 positive integers (up to 61981873) that are relatively prime to 61981873.
61981873 has 8 divisors, whose sum is 63904680
The reverse of 61981873 is 37818916
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
sixty-one million nine hundred eighty-one thousand eight hundred seventy-three
Scientific notation
6.1981873 × 10^7
Engineering notation
6.1981873 × 10^6
Prime Factorization
41 × 157 × 9629
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
61981873
Product of the distinct prime numbers
The prime factorization of 61981873 is 41 × 157 × 9629.
Since it has a total of 3 prime factors.
9 , 4 , 21 , 10 , 858 , 970 , 1289 , 3064 , 24612 , 11300 , 429848 , 727738 , 9301828 , 8924467 , 1273843 , 71447566 , 986984284 , 659154749 , 7744897549 , 3745004982
n×2
123963746
n×3
185945619
n×4
247927492
n×5
309909365
n÷2
30990936.5
n÷3
20660624.333333
n÷3
15495468.25
n÷5
12396374.6
n2
3841752580588129
n3
2.3811902054744E+23
n4
1.4759062890456E+31
n5
9.1479436167523E+38
2 √n
7872.8567242139
3 √n
395.75058478827
4 √n
88.729119933728
5 √n
36.178698480163
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
-61981872
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 61981873 can be divided by 8 positive divisors.
The sum of these divisors (counting 61981873) is 1, the average is 0.125.
Base
System
Value
2
Binary
11101100011100010010110001
3
Ternary
11022122000010221
4
Quaternary
3230130102301
5
Quinary
111331404443
6
Senary
10052253041
8
Octal
354342261
10
Decimal
61981873
12
Duodecimal
18911181
16
Hexadecimal
3b1c4b1
20
Vigesimal
j77edd
36
Base36
10whip
md5
fa9bb595640b8f7b5af1e4ccd4abb9be
sha1
fa6ae1a4996243adfef99a8dbd4427db2d01bbaf
sha256
c5e50a321f872b5a565168000e64e3e3a8510963d3f03a719cc57972f7a9e9f0
sha512
45cabfb1b327608d5b296a66ece03b91f8fb1caf37f2697bfb23c4f63c70d5a21c2957bec199b98655cda77d63420c143146050c54dfe47dbac17a1739431c20
ripemd-160
a919653cdd22d99f101e4da28bad94d1294fe326
Diameter
123963746
Circumference
389443593.74507
Area
1.2069221684085E+16
Volume
9.9743062084243E+23
Surface area
4.8276886736341E+16
Circumference
389443593.74507
Perimeter
247927492
Area
3841752580588129
Diagonal
87655605.417887
Surface area
23050515483528774
Volume
2.3811902054744E+23
Space diagonal
107355753.18428
Perimeter
185945619
Area
1.6635276649219E+15
Altitude
53677876.592141
Surface area
1.6635276649219E+15
Volume
2.8062595693098E+22
Height
29218535.139296