261738144 is an even 9-digits composite number following 261738143
and preceding 261738145 . In scientific notation, it is written as 2.61738144 × 10^8.
The sum of its digits is 36. It has a total of 7 prime factors and 24 positive divisors.
There are 87245952 positive integers (up to 261738144) that are relatively prime to 261738144.
261738144 has 24 divisors, whose sum is 572552820
The reverse of 261738144 is 441837162
Previous prime number is 9
Is Prime? no
Number parity even
Number length 9
Sum of Digits 36
Digital Root 9
Name
two hundred sixty-one million seven hundred thirty-eight thousand one hundred forty-four
Scientific notation
2.61738144 × 10^8
Engineering notation
2.61738144 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 9 × 908813
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
16358634
Product of the distinct prime numbers
The prime factorization of 261738144 is 2 × 2 × 2 × 2 × 2 × 9 × 908813.
Since it has a total of 7 prime factors.
6 , 10 , 33 , 57 , 44 , 567 , 5769 , 1067 , 84744 , 54571 , 132784 , 758165 , 5081584 , 3174498 , 36472882 , 15124615 , 313368657 , 552322117 , 4232500195 , 8060563586
n×2
523476288
n×3
785214432
n×4
1046952576
n×5
1308690720
n÷2
130869072
n÷3
87246048
n÷3
65434536
n÷5
52347628.8
n2
68506856024564736
n3
1.7930857347145E+25
n4
4.6931893223704E+33
n5
1.2283866626779E+42
2 √n
16178.323275296
3 √n
639.66954294312
4 √n
127.1940378921
5 √n
48.258453876444
1 , 2 , 4 , 8 , 9 , 16 , 18 , 32 , 36 , 72 , 144 , 288 , 908813 , 1817626 , 3635252 , 7270504 , 8179317 , 14541008 , 16358634 , 29082016 , 32717268 , 65434536 , 130869072 , 261738144
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-261738143
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 261738144 can be divided by 24 positive divisors.
The sum of these divisors (counting 261738144) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1111100110011100111010100000
3
Ternary
200020111200020100
4
Quaternary
33212130322200
5
Quinary
1014001110034
6
Senary
41545542400
8
Octal
1746347240
10
Decimal
261738144
12
Duodecimal
737a4a00
16
Hexadecimal
f99cea0
20
Vigesimal
41fh574
36
Base36
4btyg0
md5
8a90af143fd9c07fe8b8724c7a44abe1
sha1
829ed552a4c1ae70a5a6fb48d0c30ba49b0c217d
sha256
d519ba6a3cdf869d51eac9b9478807c721a56893e7bdbba55357f64a5b0a21a7
sha512
3b97cbe9138996b99fe588466fa0f063bc59f987cdb41e9e55238feca45d422da530533d65ebfc0b7755f849aa703aba93b2ba7f03a62432743eb1028521bb29
ripemd-160
4b7cab90cb1529058447b489c8845a4866e70e58
Diameter
523476288
Circumference
1644549260.7093
Area
2.1522063560731E+17
Volume
7.5108599619142E+25
Surface area
8.6088254242922E+17
Circumference
1644549260.7093
Perimeter
1046952576
Area
68506856024564736
Diagonal
370153633.03516
Surface area
411041136147388416
Volume
1.7930857347145E+25
Space diagonal
453343763.68678
Perimeter
785214432
Area
2.9664338825338E+16
Altitude
226671881.84339
Surface area
2.9664338825338E+16
Volume
2.1131718037758E+24
Height
123384544.34505