127989746 is an even 9-digits composite number following 127989745
and preceding 127989747 . In scientific notation, it is written as 1.27989746 × 10^8.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 63994872 positive integers (up to 127989746) that are relatively prime to 127989746.
127989746 has 4 divisors, whose sum is 191984622
The reverse of 127989746 is 647989721
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred twenty-seven million nine hundred eighty-nine thousand seven hundred forty-six
Scientific notation
1.27989746 × 10^8
Engineering notation
1.27989746 × 10^6
Prime Factorization
2 × 63994873
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
127989746
Product of the distinct prime numbers
The prime factorization of 127989746 is 2 × 63994873.
Since it has a total of 2 prime factors.
2 , 5 , 81 , 12 , 910 , 991 , 5094 , 3563 , 1092 , 43939 , 214587 , 100534 , 2808988 , 4112525 , 58503436 , 45789645 , 39487672 , 37432482 , 7619544491 , 2548274591
n×2
255979492
n×3
383969238
n×4
511958984
n×5
639948730
n÷2
63994873
n÷3
42663248.666667
n÷3
31997436.5
n÷5
25597949.2
n2
16381375081144516
n3
2.0966480357664E+24
n4
2.6834944954914E+32
n5
3.4345977887035E+40
2 √n
11313.25532285
3 √n
503.95496206686
4 √n
106.3637876481
5 √n
41.824911957928
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
-127989745
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 127989746 can be divided by 4 positive divisors.
The sum of these divisors (counting 127989746) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101000001111011111110010
3
Ternary
22220211112220222
4
Quaternary
13220033133302
5
Quinary
230231132441
6
Senary
20411133042
8
Octal
750173762
10
Decimal
127989746
12
Duodecimal
36a44182
16
Hexadecimal
7a0f7f2
20
Vigesimal
1jjie76
36
Base36
2479iq
md5
4049cfffbd1d7b810feb56383802fb93
sha1
1646d4a2e22f87c1e92c4f07bf8b5a8431fe807c
sha256
1d19e4148f9072e3fa042f86136025d478521c71a707c206a3ad11d700bfb2ba
sha512
a8788497157b5c28eaf8485909ad54eeabfa9c07f1e3412eac18d79456e8f9424c6c2d0374d81fcaf442c840d2a4b63222daa23f2a7489497032f78a6c3f63ba
ripemd-160
d4f83c6800524d2eb78ebf3c279fad43d52ed36f
Diameter
255979492
Circumference
804183291.53685
Area
5.1463607610623E+16
Volume
8.782418755103E+24
Surface area
2.0585443044249E+17
Circumference
804183291.53685
Perimeter
511958984
Area
16381375081144516
Diagonal
181004834.63789
Surface area
98288250486867096
Volume
2.0966480357664E+24
Space diagonal
221684742.91984
Perimeter
383969238
Area
7.0933434845963E+15
Altitude
110842371.45992
Surface area
7.0933434845963E+15
Volume
2.4709234064198E+23
Height
60334944.879296