127988144 is an even 9-digits composite number following 127988143
and preceding 127988145 . In scientific notation, it is written as 1.27988144 × 10^8.
The sum of its digits is 44. It has a total of 6 prime factors and 20 positive divisors.
There are 62632128 positive integers (up to 127988144) that are relatively prime to 127988144.
127988144 has 20 divisors, whose sum is 253254624
The reverse of 127988144 is 441889721
Previous prime number is 47
Is Prime? no
Number parity even
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred twenty-seven million nine hundred eighty-eight thousand one hundred forty-four
Scientific notation
1.27988144 × 10^8
Engineering notation
1.27988144 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 47 × 170197
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
15998518
Product of the distinct prime numbers
The prime factorization of 127988144 is 2 × 2 × 2 × 2 × 47 × 170197.
Since it has a total of 6 prime factors.
6 , 3 , 79 , 59 , 285 , 351 , 9472 , 8517 , 89830 , 42135 , 45034 , 889640 , 738652 , 812641 , 44996967 , 55585535 , 885328117 , 402252119 , 1456413392 , 5383963343
n×2
255976288
n×3
383964432
n×4
511952576
n×5
639940720
n÷2
63994072
n÷3
42662714.666667
n÷3
31997036
n÷5
25597628.8
n2
16380965004564736
n3
2.0965693078632E+24
n4
2.6833601448077E+32
n5
3.4343828461751E+40
2 √n
11313.184520726
3 √n
503.95285945254
4 √n
106.36345481756
5 √n
41.824807256034
1 , 2 , 4 , 8 , 16 , 47 , 94 , 188 , 376 , 752 , 170197 , 340394 , 680788 , 1361576 , 2723152 , 7999259 , 15998518 , 31997036 , 63994072 , 127988144
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-127988143
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 127988144 can be divided by 20 positive divisors.
The sum of these divisors (counting 127988144) is 1, the average is 0.05.
Base
System
Value
2
Binary
111101000001111000110110000
3
Ternary
22220211110201122
4
Quaternary
13220033012300
5
Quinary
230231110034
6
Senary
20411121412
8
Octal
750170660
10
Decimal
127988144
12
Duodecimal
36a43268
16
Hexadecimal
7a0f1b0
20
Vigesimal
1jjia74
36
Base36
2478a8
md5
b487dc0f59b8954206b6230aa5731889
sha1
120b70a475a94381ddca40925f30bf0004b94c13
sha256
1b464e176e33a5d6247a83a75bfdf7a18bb5b81266ad771744d71ca14b7eb0d3
sha512
516ec3b2507dca8fece3d194d2251ed45bdab59ebeee9172c4bc69348a15ccac522ed3fabb380cb4840a6dfb22c06c4ae02934aaf933c140ae4f3bff425d946e
ripemd-160
c0a8970f8923b5a6338b9e8d95aba5e8d58f20d5
Diameter
255976288
Circumference
804173225.87399
Area
5.1462319317052E+16
Volume
8.7820889804331E+24
Surface area
2.0584927726821E+17
Circumference
804173225.87399
Perimeter
511952576
Area
16380965004564736
Diagonal
181002569.06776
Surface area
98285790027388416
Volume
2.0965693078632E+24
Space diagonal
221681968.17444
Perimeter
383964432
Area
7.0931659162285E+15
Altitude
110840984.08722
Surface area
7.0931659162285E+15
Volume
2.4708306246961E+23
Height
60334189.689254