128429911 (number)

128429911 is an odd 9-digits composite number following 128429910 and preceding 128429912. In scientific notation, it is written as 1.28429911 × 10^8. The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors. There are 120739320 positive integers (up to 128429911) that are relatively prime to 128429911.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million four hundred twenty-nine thousand nine hundred eleven

Notation

Scientific notation 1.28429911 × 10^8
Engineering notation 1.28429911 × 10^6

Prime Factorization of 128429911

Prime Factorization 19 × 131 × 51599

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 128429911
Product of the distinct prime numbers

The prime factorization of 128429911 is 19 × 131 × 51599. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128429911)

Multiplication

n×y
n×2 256859822
n×3 385289733
n×4 513719644
n×5 642149555

Division

n÷y
n÷2 64214955.5
n÷3 42809970.333333
n÷3 32107477.75
n÷5 25685982.2

Exponentiation

ny
n2 16494242039467921
n3 2.1183540371413E+24
n4 2.7206002045655E+32
n5 3.4940644213893E+40

Nth Root

y√n
2√n 11332.692133822
3√n 504.53201228449
4√n 106.45511793156
5√n 41.853640180299

Divisors of 128429911

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 -128429910
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 128429911 can be divided by 8 positive divisors. The sum of these divisors (counting 128429911) is 1, the average is 0.125.

Base conversion 128429911

Base System Value
2 Binary 111101001111010111101010111
3 Ternary 22221122220201101
4 Quaternary 13221322331113
5 Quinary 230334224121
6 Senary 20424410531
8 Octal 751727527
10 Decimal 128429911
12 Duodecimal 37016a47
16 Hexadecimal 7a7af57
20 Vigesimal 202defb
36 Base36 24gp5j

Cryptographic Hash Functions

md5 51d1516d72e521c77f1570d5c0b132d7
sha1 00ee524dc3ffe2cf5308fc590546159f5fc1c69f
sha256 9eafcc5bcf7a6cac88c3011a670fc3fec58eff054e47a35b801aeda1a447aac6
sha512 40846ba7c799a7761539a756c0ed87974739d03cd842efc99b82d835c904d83fc216ddabb0cd8033c076f86a7557014458d0ac965637e2d40a5f7459ad46dfa1
ripemd-160 d9f4dfdf86e8ca4de85937886cce11762b18a3b4

128429911 as geometric shapes

Circle

Radius = n
Diameter 256859822
Circumference 806948929.79758
Area 5.1818189617724E+16

Sphere

Radius = n
Volume 8.8733406410473E+24
Surface area 2.072727584709E+17
Circumference 806948929.79758

Square

Length = n
Perimeter 513719644
Area 16494242039467921
Diagonal 181627321.95057

Cube

Length = n
Surface area 98965452236807526
Volume 2.1183540371413E+24
Space diagonal 222447131.06355

Equilateral Triangle

Length = n
Perimeter 385289733
Area 7.1422163111742E+15
Altitude 111223565.53177

Triangular Pyramid

Length = n
Surface area 7.1422163111742E+15
Volume 2.4965041743609E+23
Height 60542440.65019