127908989 is an odd 9-digits composite number following 127908988
and preceding 127908990 . In scientific notation, it is written as 1.27908989 × 10^8.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 118069824 positive integers (up to 127908989) that are relatively prime to 127908989.
127908989 has 4 divisors, whose sum is 137748156
The reverse of 127908989 is 989809721
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred twenty-seven million nine hundred eight thousand nine hundred eighty-nine
Scientific notation
1.27908989 × 10^8
Engineering notation
1.27908989 × 10^6
Prime Factorization
13 × 9839153
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
127908989
Product of the distinct prime numbers
The prime factorization of 127908989 is 13 × 9839153.
Since it has a total of 2 prime factors.
1 , 3 , 34 , 33 , 188 , 169 , 1614 , 4306 , 80521 , 58771 , 52763 , 504972 , 1560654 , 9934937 , 4616356 , 47522397 , 13336534 , 431109672 , 5988079159 , 112675407
n×2
255817978
n×3
383726967
n×4
511635956
n×5
639544945
n÷2
63954494.5
n÷3
42636329.666667
n÷3
31977247.25
n÷5
25581797.8
n2
16360709467002121
n3
2.092681807247E+24
n4
2.6767281426365E+32
n5
3.4237759055249E+40
2 √n
11309.685627815
3 √n
503.84894718471
4 √n
106.34700573037
5 √n
41.819632617488
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
-127908988
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 127908989 can be divided by 4 positive divisors.
The sum of these divisors (counting 127908989) is 1, the average is 0.25.
Base
System
Value
2
Binary
111100111111011110001111101
3
Ternary
22220200110010222
4
Quaternary
13213323301331
5
Quinary
230221041424
6
Senary
20405311125
8
Octal
747736175
10
Decimal
127908989
12
Duodecimal
36a054a5
16
Hexadecimal
79fbc7d
20
Vigesimal
1jj8c99
36
Base36
245j7h
md5
93674e3c1efe9765b60ef0cc29c33e25
sha1
6801b264a93debb0c9044ca7aa1aa10032678b08
sha256
caad4e23ceb732d7f61fd33627947e60e2685bca9e6f6bf9d5dfaecf6cc69c0c
sha512
9bde4ea29e06e680bc2f7eae11a8b29f018b325bb105449a67e6f933b165af3fd2c67ebee4e97b1b5d6d1701fb8502829e8da99fcb614a073e23ac1e9dfb3f31
ripemd-160
8aef0ef59471fe8d5210abc53ebc5577388cfcea
Diameter
255817978
Circumference
803675880.341
Area
5.1398684669051E+16
Volume
8.7658050559308E+24
Surface area
2.055947386762E+17
Circumference
803675880.341
Perimeter
511635956
Area
16360709467002121
Diagonal
180890626.99323
Surface area
98164256802012726
Volume
2.092681807247E+24
Space diagonal
221544867.69277
Perimeter
383726967
Area
7.0843950111802E+15
Altitude
110772433.84638
Surface area
7.0843950111802E+15
Volume
2.4662491612834E+23
Height
60296875.66441