28698739 (number)

28698739 is an odd 8-digits composite number following 28698738 and preceding 28698740. In scientific notation, it is written as 2.8698739 × 10^7. The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors. There are 28655424 positive integers (up to 28698739) that are relatively prime to 28698739.

Interesting facts

Basic properties

Name

Name twenty-eight million six hundred ninety-eight thousand seven hundred thirty-nine

Notation

Scientific notation 2.8698739 × 10^7
Engineering notation 2.8698739 × 10^6

Prime Factorization of 28698739

Prime Factorization 673 × 42643

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 28698739
Product of the distinct prime numbers

The prime factorization of 28698739 is 673 × 42643. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28698739)

Multiplication

n×y
n×2 57397478
n×3 86096217
n×4 114794956
n×5 143493695

Division

n÷y
n÷2 14349369.5
n÷3 9566246.3333333
n÷3 7174684.75
n÷5 5739747.8

Exponentiation

ny
n2 823617620190121
n3 2.3636787117637E+22
n4 6.7834598428764E+29
n5 1.9467674354769E+37

Nth Root

y√n
2√n 5357.1204018577
3√n 306.16410452379
4√n 73.192352072178
5√n 31.015055519114

Divisors of 28698739

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28698738
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28698739 can be divided by 4 positive divisors. The sum of these divisors (counting 28698739) is 1, the average is 0.25.

Base conversion 28698739

Base System Value
2 Binary 1101101011110100001110011
3 Ternary 2000000001021021
4 Quaternary 1231132201303
5 Quinary 24321324424
6 Senary 2503040311
8 Octal 155364163
10 Decimal 28698739
12 Duodecimal 9740097
16 Hexadecimal 1b5e873
20 Vigesimal 8j76gj
36 Base36 h3437

Cryptographic Hash Functions

md5 435554a0f02e3bca1d5db5357187157c
sha1 fb29cf1129f7e946f7768762d2a37e5ceb544983
sha256 f0903420d6abe6d96aa04d5ff666c94bf69bf1c81e4329fb3bc6388f7a5066ba
sha512 ee9096fec9cf2206b4498207439facc4cf9c81a94a2bbc48b99f39305dd5123c98ce0a132352e19189705cd0c0e3527305c0de8084b4ab810b90cb5257535dc2
ripemd-160 69ca706107c76b67ce0f1a4197edec64866dc8da

28698739 as geometric shapes

Circle

Radius = n
Diameter 57397478
Circumference 180319495.21938
Area 2.5874710649564E+15

Sphere

Radius = n
Volume 9.9009542350981E+22
Surface area 1.0349884259826E+16
Circumference 180319495.21938

Square

Length = n
Perimeter 114794956
Area 823617620190121
Diagonal 40586145.916806

Cube

Length = n
Surface area 4941705721140726
Volume 2.3636787117637E+22
Space diagonal 49707674.061158

Equilateral Triangle

Length = n
Perimeter 86096217
Area 3.5663689104456E+14
Altitude 24853837.030579

Triangular Pyramid

Length = n
Surface area 3.5663689104456E+14
Volume 2.7856220760574E+21
Height 13528715.305602