127989745 is an odd 9-digits composite number following 127989744
and preceding 127989746 . In scientific notation, it is written as 1.27989745 × 10^8.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 94515456 positive integers (up to 127989745) that are relatively prime to 127989745.
127989745 has 8 divisors, whose sum is 165402216
The reverse of 127989745 is 547989721
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred twenty-seven million nine hundred eighty-nine thousand seven hundred forty-five
Scientific notation
1.27989745 × 10^8
Engineering notation
1.27989745 × 10^6
Prime Factorization
5 × 13 × 1969073
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
127989745
Product of the distinct prime numbers
The prime factorization of 127989745 is 5 × 13 × 1969073.
Since it has a total of 3 prime factors.
10 , 2 , 59 , 43 , 599 , 118 , 3876 , 7575 , 30986 , 74127 , 574049 , 34026 , 881779 , 2763673 , 58754917 , 4250850 , 144216228 , 938468291 , 4365263942 , 561394871
n×2
255979490
n×3
383969235
n×4
511958980
n×5
639948725
n÷2
63994872.5
n÷3
42663248.333333
n÷3
31997436.25
n÷5
25597949
n2
16381374825165025
n3
2.0966479866223E+24
n4
2.6834944116255E+32
n5
3.4345976545287E+40
2 √n
11313.255278654
3 √n
503.95496075437
4 √n
106.36378744034
5 √n
41.824911892572
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
-127989744
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 127989745 can be divided by 8 positive divisors.
The sum of these divisors (counting 127989745) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101000001111011111110001
3
Ternary
22220211112220221
4
Quaternary
13220033133301
5
Quinary
230231132440
6
Senary
20411133041
8
Octal
750173761
10
Decimal
127989745
12
Duodecimal
36a44181
16
Hexadecimal
7a0f7f1
20
Vigesimal
1jjie75
36
Base36
2479ip
md5
e79e3914a383a4a78207af8af027cd55
sha1
3ba9d1273713900b7f959121136638e788a72817
sha256
17ca64b53b8749e0671ff5c6e4b1ff6a56625c0ea5d0fd6504c7491928aaa9a2
sha512
497050dbadb58ed477c326b27ebe3a91dd02c7b193d447c13477cab0e9469555bd3bbf0e12516360fae18b3a85e5f5d4576cefb45fbc3b5b003794cb7b56c098
ripemd-160
99782a18ef35e3ff4d7bedfa51a2b37a27e15066
Diameter
255979490
Circumference
804183285.25366
Area
5.1463606806439E+16
Volume
8.7824185492486E+24
Surface area
2.0585442722576E+17
Circumference
804183285.25366
Perimeter
511958980
Area
16381374825165025
Diagonal
181004833.22367
Surface area
98288248950990150
Volume
2.0966479866223E+24
Space diagonal
221684741.18778
Perimeter
383969235
Area
7.0933433737539E+15
Altitude
110842370.59389
Surface area
7.0933433737539E+15
Volume
2.4709233485029E+23
Height
60334944.407891