127923987 is an odd 9-digits composite number following 127923986
and preceding 127923988 . In scientific notation, it is written as 1.27923987 × 10^8.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 85242080 positive integers (up to 127923987) that are relatively prime to 127923987.
127923987 has 8 divisors, whose sum is 170646480
The reverse of 127923987 is 789329721
Previous prime number is 2381
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred twenty-seven million nine hundred twenty-three thousand nine hundred eighty-seven
Scientific notation
1.27923987 × 10^8
Engineering notation
1.27923987 × 10^6
Prime Factorization
3 × 2381 × 17909
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
127923987
Product of the distinct prime numbers
The prime factorization of 127923987 is 3 × 2381 × 17909.
Since it has a total of 3 prime factors.
7 , 6 , 82 , 3 , 672 , 634 , 980 , 4075 , 47622 , 25976 , 578664 , 260206 , 5735278 , 4800966 , 40990521 , 35972922 , 630851230 , 283578216 , 1804108463 , 1902425230
n×2
255847974
n×3
383771961
n×4
511695948
n×5
639619935
n÷2
63961993.5
n÷3
42641329
n÷3
31980996.75
n÷5
25584797.4
n2
16364546449976169
n3
2.0934180273276E+24
n4
2.6779838051343E+32
n5
3.4257836547421E+40
2 √n
11310.348668366
3 √n
503.86863939251
4 √n
106.35012302939
5 √n
41.820613285758
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
-127923986
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 127923987 can be divided by 8 positive divisors.
The sum of these divisors (counting 127923987) is 1, the average is 0.125.
Base
System
Value
2
Binary
111100111111111011100010011
3
Ternary
22220201012201110
4
Quaternary
13213333130103
5
Quinary
230222031422
6
Senary
20405504403
8
Octal
747773423
10
Decimal
127923987
12
Duodecimal
36a12103
16
Hexadecimal
79ff713
20
Vigesimal
1jja9j7
36
Base36
245us3
md5
dd443ee841bbe46a83ec500ca3ac246f
sha1
97e1fd43033ea3fb587979b5952255243a27e029
sha256
664d806547890a51d316b758984aa87b0f616ac04ea95b41fb7db36977e6f1de
sha512
dd7725b7a1ecbaf0221536634803a32d05a2298a1b17998f7509d68531c0480c61d38d363b6dca8502470bcbd6c3bd6db078dc888d331541fde96e0076a6f698
ripemd-160
279a0c63775672492aefd5ad2eae30cf609d11a0
Diameter
255847974
Circumference
803770115.55423
Area
5.1410738906574E+16
Volume
8.7688889273933E+24
Surface area
2.056429556263E+17
Circumference
803770115.55423
Perimeter
511695948
Area
16364546449976169
Diagonal
180911837.36824
Surface area
98187278699857014
Volume
2.0934180273276E+24
Space diagonal
221570844.99078
Perimeter
383771961
Area
7.0860564735449E+15
Altitude
110785422.49539
Surface area
7.0860564735449E+15
Volume
2.4671168049692E+23
Height
60303945.789413