128767939 is an odd 9-digits prime number following 128767938
and preceding 128767940 . In scientific notation, it is written as 1.28767939 × 10^8.
The sum of its digits is 52. It has a total of 1 prime factors and 2 positive divisors.
There are 128767938 positive integers (up to 128767939) that are relatively prime to 128767939.
128767939 has 2 divisors, whose sum is 128767940
The reverse of 128767939 is 939767821
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 52 Digital Root 7
Name
one hundred twenty-eight million seven hundred sixty-seven thousand nine hundred thirty-nine
Scientific notation
1.28767939 × 10^8
Engineering notation
1.28767939 × 10^6
Prime Factorization
128767939
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
128767939 Product of the distinct prime numbers
The prime factorization of 128767939 is 128767939.
Since it has a total of 1 prime factors.
1 , 4 , 56 , 77 , 412 , 746 , 2147 , 9499 , 64418 , 6989 , 863617 , 581302 , 3989835 , 330690 , 27972011 , 12920133 , 907697241 , 573640265 , 6440542465 , 1100067683
n×2
257535878
n×3
386303817
n×4
515071756
n×5
643839695
n÷2
64383969.5
n÷3
42922646.333333
n÷3
32191984.75
n÷5
25753587.8
n2
16581182114307721
n3
2.1351246470431E+24
n4
2.7493560030784E+32
n5
3.5402890609368E+40
2 √n11347.596177165
3 √n504.97426787814
4 √n106.52509646635
5 √n41.875648808864
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
128767940 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
64383970 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
11347.596221227 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999844682 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128767939 can be divided by 2 positive divisors.
The sum of these divisors (counting 128767939) is 128767940, the average is 64383970.
Base
System
Value
2
Binary
111101011001101011111000011
3
Ternary
22222022002101221
4
Quaternary
13223031133003
5
Quinary
230431033224
6
Senary
20435535511
8
Octal
753153703
10
Decimal
128767939
12
Duodecimal
3715a597
16
Hexadecimal
7acd7c3
20
Vigesimal
204fjgj
36
Base36
24nxz7
md5
11a91358e0af1cd010939e47ea1f334f
sha1
e4ad33fcf5bf27a9a446e7120a82e65d1609119f
sha256
002d8e7aa9d424e6307a75a3050a3760ba3dbccf5adacebb32090e4afc0c7adc
sha512
3ed47cf9c07273b66b08ef4176e49e049a29498d6f99d9ed2c7041925e348fca5230757fada400fcfa38354252c149ce5fbc6a37c97ce4940c2575e6de017654
ripemd-160
eb2935b7618ff94b6dcd8c21856b4658517dd42c
Diameter
257535878
Circumference
809072822.3606
Area
5.2091319918144E+16
Volume
8.943589207532E+24
Surface area
2.0836527967257E+17
Circumference
809072822.3606
Perimeter
515071756
Area
16581182114307721
Diagonal
182105365.73263
Surface area
99487092685846326
Volume
2.1351246470431E+24
Space diagonal
223032612.73393
Perimeter
386303817
Area
7.1798624678833E+15
Altitude
111516306.36696
Surface area
7.1798624678833E+15
Volume
2.5162685276711E+23
Height
60701788.577544