128906998 (number)

128906998 is an even 9-digits composite number following 128906997 and preceding 128906999. In scientific notation, it is written as 1.28906998 × 10^8. The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors. There are 58594080 positive integers (up to 128906998) that are relatively prime to 128906998.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million nine hundred six thousand nine hundred ninety-eight

Notation

Scientific notation 1.28906998 × 10^8
Engineering notation 1.28906998 × 10^6

Prime Factorization of 128906998

Prime Factorization 2 × 11 × 5859409

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 128906998
Product of the distinct prime numbers

The prime factorization of 128906998 is 2 × 11 × 5859409. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128906998)

Multiplication

n×y
n×2 257813996
n×3 386720994
n×4 515627992
n×5 644534990

Division

n÷y
n÷2 64453499
n÷3 42968999.333333
n÷3 32226749.5
n÷5 25781399.6

Exponentiation

ny
n2 16617014133372004
n3 2.1420494076566E+24
n4 2.7612515870868E+32
n5 3.559446528141E+40

Nth Root

y√n
2√n 11353.721768654
3√n 505.15597965792
4√n 106.55384445741
5√n 41.884689369881

Divisors of 128906998

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 -128906997
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 128906998 can be divided by 8 positive divisors. The sum of these divisors (counting 128906998) is 1, the average is 0.125.

Base conversion 128906998

Base System Value
2 Binary 111101011101111011011110110
3 Ternary 22222120011011021
4 Quaternary 13223233123312
5 Quinary 231000010443
6 Senary 20442531354
8 Octal 753573366
10 Decimal 128906998
12 Duodecimal 37206b5a
16 Hexadecimal 7aef6f6
20 Vigesimal 205d79i
36 Base36 24qx9y

Cryptographic Hash Functions

md5 b62b0925c9e20c9981a26cbac6da2726
sha1 d3a9030e182d74eccc7295d0f108e44ab79636c2
sha256 ff0a4346408b2e131fa1b1c97eed5230f8c6d1d10467b4b94e23b344223c77e6
sha512 a9ff844727ae01e54cb63476b41d4897fd27d4a64302ee970762997c1978746cc2dd998c0f5af61e847c1dfdcbc27fbbdb80344dbdfe5ab42457ffff62c0b34f
ripemd-160 5194b79d369c40a2f051fcfa61e8c769d5776b18

128906998 as geometric shapes

Circle

Radius = n
Diameter 257813996
Circumference 809946555.82623
Area 5.2203889525999E+16

Sphere

Radius = n
Volume 8.9725955769603E+24
Surface area 2.08815558104E+17
Circumference 809946555.82623

Square

Length = n
Perimeter 515627992
Area 16617014133372004
Diagonal 182302024.8564

Cube

Length = n
Surface area 99702084800232024
Volume 2.1420494076566E+24
Space diagonal 223273469.98718

Equilateral Triangle

Length = n
Perimeter 386720994
Area 7.1953781872726E+15
Altitude 111636734.99359

Triangular Pyramid

Length = n
Surface area 7.1953781872726E+15
Volume 2.5244294363176E+23
Height 60767341.6188