28698725 (number)

28698725 is an odd 8-digits composite number following 28698724 and preceding 28698726. In scientific notation, it is written as 2.8698725 × 10^7. The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors. There are 20592000 positive integers (up to 28698725) that are relatively prime to 28698725.

Interesting facts

Basic properties

Name

Name twenty-eight million six hundred ninety-eight thousand seven hundred twenty-five

Notation

Scientific notation 2.8698725 × 10^7
Engineering notation 2.8698725 × 10^6

Prime Factorization of 28698725

Prime Factorization 11 × 25 × 79 × 1321

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28698725
Product of the distinct prime numbers

The prime factorization of 28698725 is 11 × 25 × 79 × 1321. Since it has a total of 4 prime factors.

Most popular turbo-numbers

1, 9, 58, 71, 386, 558, 6936, 396, 30908, 16773, 904931, 311614, 3289078, 7863994, 67615177, 68828403, 312453830, 707293616, 6945976697, 4944693516

Basic calculations (n = 28698725)

Multiplication

n×y
n×2 57397450
n×3 86096175
n×4 114794900
n×5 143493625

Division

n÷y
n÷2 14349362.5
n÷3 9566241.6666667
n÷3 7174681.25
n÷5 5739745

Exponentiation

ny
n2 823616816625625
n3 2.3636752525714E+22
n4 6.7834466062853E+29
n5 1.9467626870596E+37

Nth Root

y√n
2√n 5357.1190951854
3√n 306.16405473882
4√n 73.192343145888
5√n 31.015052493121

Divisors of 28698725

1, 11, 25, 79, 275, 869, 1321, 1975, 14531, 21725, 33025, 104359, 363275, 1147949, 2608975, 28698725

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28698724
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28698725 can be divided by 16 positive divisors. The sum of these divisors (counting 28698725) is 1, the average is 0.0625.

Base conversion 28698725

Base System Value
2 Binary 1101101011110100001100101
3 Ternary 2000000001020202
4 Quaternary 1231132201211
5 Quinary 24321324400
6 Senary 2503040245
8 Octal 155364145
10 Decimal 28698725
12 Duodecimal 9740085
16 Hexadecimal 1b5e865
20 Vigesimal 8j76g5
36 Base36 h342t

Cryptographic Hash Functions

md5 0c25703009fa31c74c5812961878fc63
sha1 a3c1c77160de9edb35a490829b1af57531688a9c
sha256 da96955479a82c04d56d484976b06f51f0a9a77e366282d77b027f433e13562c
sha512 a71ab75ce1dbfe22f6fb606a5ba29c1443b232c903bb50a5d87fa9a680d555c4eb329db8b0eb0ea6daf0a5f4c14c355892b501bfaf9f48b3c1d64a059a30cc4f
ripemd-160 c2aa6781819bd22f9a00d98ebc9e363b39269d7d

28698725 as geometric shapes

Circle

Radius = n
Diameter 57397450
Circumference 180319407.25479
Area 2.5874685404841E+15

Sphere

Radius = n
Volume 9.9009397452672E+22
Surface area 1.0349874161936E+16
Circumference 180319407.25479

Square

Length = n
Perimeter 114794900
Area 823616816625625
Diagonal 40586126.117816

Cube

Length = n
Surface area 4941700899753750
Volume 2.3636752525714E+22
Space diagonal 49707649.812447

Equilateral Triangle

Length = n
Perimeter 86096175
Area 3.5663654309093E+14
Altitude 24853824.906224

Triangular Pyramid

Length = n
Surface area 3.5663654309093E+14
Volume 2.7856179993601E+21
Height 13528708.705939