128889777 is an odd 9-digits composite number following 128889776
and preceding 128889778 . In scientific notation, it is written as 1.28889777 × 10^8.
The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors.
There are 85695408 positive integers (up to 128889777) that are relatively prime to 128889777.
128889777 has 8 divisors, whose sum is 172315264
The reverse of 128889777 is 777988821
Previous prime number is 373
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 57
Digital Root 3
Name
one hundred twenty-eight million eight hundred eighty-nine thousand seven hundred seventy-seven
Scientific notation
1.28889777 × 10^8
Engineering notation
1.28889777 × 10^6
Prime Factorization
3 × 373 × 115183
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128889777
Product of the distinct prime numbers
The prime factorization of 128889777 is 3 × 373 × 115183.
Since it has a total of 3 prime factors.
2 , 4 , 29 , 31 , 832 , 836 , 845 , 8270 , 8663 , 68870 , 627085 , 330083 , 6421636 , 761115 , 43227350 , 77260824 , 535821740 , 523108301 , 672824481 , 5872596274
n×2
257779554
n×3
386669331
n×4
515559108
n×5
644448885
n÷2
64444888.5
n÷3
42963259
n÷3
32222444.25
n÷5
25777955.4
n2
16612574615109729
n3
2.1411910375374E+24
n4
2.7597763534259E+32
n5
3.5570695876293E+40
2 √n
11352.963357644
3 √n
505.13348365
4 √n
106.55028558218
5 √n
41.883570214531
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
-128889776
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 128889777 can be divided by 8 positive divisors.
The sum of these divisors (counting 128889777) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011101011001110110001
3
Ternary
22222112021112110
4
Quaternary
13223223032301
5
Quinary
230443433102
6
Senary
20442315533
8
Octal
753531661
10
Decimal
128889777
12
Duodecimal
371b8ba9
16
Hexadecimal
7aeb3b1
20
Vigesimal
205b48h
36
Base36
24qjzl
md5
8967c0b44521c01d96ac0cbf6e413da0
sha1
25ce47d6f5ca8ec512b852750d7f7316b3cf34fb
sha256
f069666e278a8e951a04058da6a6aab0339ddbeffd86957df18bfd6e7547dffc
sha512
6851072c46a7dd76b2e176561e8eda2eca696a7edfe993f9825bd34f253cbbb68a73f5577fcf49b6de0f66555ff6fac3da626786464c83272d5268522cebb6b0
ripemd-160
2d6b727b3110361bd39ae5617c33011d5161b91e
Diameter
257779554
Circumference
809838353.09205
Area
5.2189942368041E+16
Volume
8.9690000446129E+24
Surface area
2.0875976947216E+17
Circumference
809838353.09205
Perimeter
515559108
Area
16612574615109729
Diagonal
182277670.68464
Surface area
99675447690658374
Volume
2.1411910375374E+24
Space diagonal
223243642.34022
Perimeter
386669331
Area
7.1934558194748E+15
Altitude
111621821.17011
Surface area
7.1934558194748E+15
Volume
2.5234178374309E+23
Height
60759223.561548