126987641 is an odd 9-digits composite number following 126987640
and preceding 126987642 . In scientific notation, it is written as 1.26987641 × 10^8.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 115443300 positive integers (up to 126987641) that are relatively prime to 126987641.
126987641 has 4 divisors, whose sum is 138531984
The reverse of 126987641 is 146789621
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred twenty-six million nine hundred eighty-seven thousand six hundred forty-one
Scientific notation
1.26987641 × 10^8
Engineering notation
1.26987641 × 10^6
Prime Factorization
11 × 11544331
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
126987641
Product of the distinct prime numbers
The prime factorization of 126987641 is 11 × 11544331.
Since it has a total of 2 prime factors.
4 , 7 , 28 , 61 , 268 , 359 , 4618 , 9480 , 19402 , 95349 , 923521 , 544634 , 3365497 , 8695129 , 72786635 , 97225868 , 722337981 , 519400378 , 2673899871 , 7646480768
n×2
253975282
n×3
380962923
n×4
507950564
n×5
634938205
n÷2
63493820.5
n÷3
42329213.666667
n÷3
31746910.25
n÷5
25397528.2
n2
16125860966744881
n3
2.0477850432609E+24
n4
2.6004339191879E+32
n5
3.3022296897405E+40
2 √n
11268.879314289
3 √n
502.6362637974
4 √n
106.15497781211
5 √n
41.759211635894
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
-126987640
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 126987641 can be divided by 4 positive divisors.
The sum of these divisors (counting 126987641) is 1, the average is 0.25.
Base
System
Value
2
Binary
111100100011010110101111001
3
Ternary
22211221122021222
4
Quaternary
13210122311321
5
Quinary
230002101031
6
Senary
20333441425
8
Octal
744326571
10
Decimal
126987641
12
Duodecimal
36640275
16
Hexadecimal
791ad79
20
Vigesimal
1jdd921
36
Base36
23lsah
md5
34a11222f7db264eafbcc2945e2afc6e
sha1
1b7d1c08ebb28c4c08f4cafc935528e2a59512a3
sha256
b5b3409e1d2be85f5fcba38b894b738ffab955ad1cb7361a88ed81481cbd24c6
sha512
8a353a95dca31659aac2a78a187174e17e7d66f2d86bbd8ea6c5436b3b6b64a01c5e4c8394e7686e52240251f683d7155f087bc32df21adc7b2641bd3efc7fad
ripemd-160
0ba7d3be6bc4c324110691538714c8fb6115a4ad
Diameter
253975282
Circumference
797886880.1246
Area
5.0660886345936E+16
Volume
8.5777419307194E+24
Surface area
2.0264354538374E+17
Circumference
797886880.1246
Perimeter
507950564
Area
16125860966744881
Diagonal
179587644.15597
Surface area
96755165800469286
Volume
2.0477850432609E+24
Space diagonal
219949046.14532
Perimeter
380962923
Area
6.9827026275485E+15
Altitude
109974523.07266
Surface area
6.9827026275485E+15
Volume
2.4133378175036E+23
Height
59862548.051989