127988157 is an odd 9-digits composite number following 127988156
and preceding 127988158 . In scientific notation, it is written as 1.27988157 × 10^8.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 75556800 positive integers (up to 127988157) that are relatively prime to 127988157.
127988157 has 16 divisors, whose sum is 142411584
The reverse of 127988157 is 751889721
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred twenty-seven million nine hundred eighty-eight thousand one hundred fifty-seven
Scientific notation
1.27988157 × 10^8
Engineering notation
1.27988157 × 10^6
Prime Factorization
321 × 11 × 67 × 541
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
127988157
Product of the distinct prime numbers
The prime factorization of 127988157 is 321 × 11 × 67 × 541.
Since it has a total of 4 prime factors.
7 , 3 , 84 , 73 , 816 , 602 , 2600 , 9948 , 26555 , 42245 , 676352 , 318144 , 787688 , 9440400 , 84302073 , 12925024 , 41861717 , 355854700 , 3423085439 , 3387745044
n×2
255976314
n×3
383964471
n×4
511952628
n×5
639940785
n÷2
63994078.5
n÷3
42662719
n÷3
31997039.25
n÷5
25597631.4
n2
16380968332256649
n3
2.0965699467209E+24
n4
2.683361235024E+32
n5
3.4343845903596E+40
2 √n
11313.185095277
3 √n
503.95287651503
4 √n
106.36345751844
5 √n
41.824808105679
1 , 11 , 67 , 321 , 541 , 737 , 3531 , 5951 , 21507 , 36247 , 173661 , 236577 , 398717 , 1910271 , 11635287 , 127988157
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-127988156
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 127988157 can be divided by 16 positive divisors.
The sum of these divisors (counting 127988157) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101000001111000110111101
3
Ternary
22220211110202010
4
Quaternary
13220033012331
5
Quinary
230231110112
6
Senary
20411121433
8
Octal
750170675
10
Decimal
127988157
12
Duodecimal
36a43279
16
Hexadecimal
7a0f1bd
20
Vigesimal
1jjia7h
36
Base36
2478al
md5
390a2a88b72dfbf6f91b127c8623c832
sha1
e6e8a59918a842620caf17a977d28e52af064ab7
sha256
a8abe7bf4cb5e432bf4e0f5a84b9769349a0d947ccb65946c3310079c66bd933
sha512
fb20636474eb51febf045a109fe16e2556a28ac46ad9aa7fb0839b834a6cc3f1df6aa183b1da197e09c4ccf406c7a8e6aa43d52a568fe09814fd5c7d0cd24b73
ripemd-160
3fb16765d970d25525cf9e4b199094da9030ddf2
Diameter
255976314
Circumference
804173307.55539
Area
5.1462329771305E+16
Volume
8.782091656474E+24
Surface area
2.0584931908522E+17
Circumference
804173307.55539
Perimeter
511952628
Area
16380968332256649
Diagonal
181002587.45254
Surface area
98285809993539894
Volume
2.0965699467209E+24
Space diagonal
221681990.6911
Perimeter
383964471
Area
7.0931673571613E+15
Altitude
110840995.34555
Surface area
7.0931673571613E+15
Volume
2.4708313775971E+23
Height
60334195.817512