28938045 (number)

28938045 is an odd 8-digits composite number following 28938044 and preceding 28938046. In scientific notation, it is written as 2.8938045 × 10^7. The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors. There are 14621184 positive integers (up to 28938045) that are relatively prime to 28938045.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred thirty-eight thousand forty-five

Notation

Scientific notation 2.8938045 × 10^7
Engineering notation 2.8938045 × 10^6

Prime Factorization of 28938045

Prime Factorization 5 × 3 × 19 × 101537

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28938045
Product of the distinct prime numbers

The prime factorization of 28938045 is 5 × 3 × 19 × 101537. Since it has a total of 4 prime factors.

Most popular turbo-numbers

7, 3, 34, 30, 817, 317, 4485, 5891, 9174, 99525, 96780, 168499, 9117003, 189149, 4691694, 80708175, 49085514, 157127066, 2707939558, 9155257179

Basic calculations (n = 28938045)

Multiplication

n×y
n×2 57876090
n×3 86814135
n×4 115752180
n×5 144690225

Division

n÷y
n÷2 14469022.5
n÷3 9646015
n÷3 7234511.25
n÷5 5787609

Exponentiation

ny
n2 837410448422025
n3 2.4233021239907E+22
n4 7.0125625912638E+29
n5 2.0292985183131E+37

Nth Root

y√n
2√n 5379.4093541949
3√n 307.01273877545
4√n 73.344456874361
5√n 31.06660800173

Divisors of 28938045

1, 3, 5, 15, 19, 57, 95, 285, 101537, 304611, 507685, 1523055, 1929203, 5787609, 9646015, 28938045

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 -28938044
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 28938045 can be divided by 16 positive divisors. The sum of these divisors (counting 28938045) is 1, the average is 0.0625.

Base conversion 28938045

Base System Value
2 Binary 1101110011000111100111101
3 Ternary 2000110012112110
4 Quaternary 1232120330331
5 Quinary 24402004140
6 Senary 2512124233
8 Octal 156307475
10 Decimal 28938045
12 Duodecimal 9836679
16 Hexadecimal 1b98f3d
20 Vigesimal 90h525
36 Base36 h88ql

Cryptographic Hash Functions

md5 c611524914cf0dbf18294f6a32456510
sha1 25ffa37ba137f963baf1da922b49b04afee6c977
sha256 12ff6919ce17dc801f3157437969b91e94824677a53c133aec1b3863f6f0c9da
sha512 23c4b353ef85bb25d50632d1e5b943d8f00b4339dc6ae463d2c4fe6a88948b570a7433904c37b204fd47d0f174db679e18f126e2c51296186f043402a760be50
ripemd-160 502460e0de6187b47e5e0759edace3230398be20

28938045 as geometric shapes

Circle

Radius = n
Diameter 57876090
Circumference 181823099.1625
Area 2.630802512802E+15

Sphere

Radius = n
Volume 1.015070420021E+23
Surface area 1.0523210051208E+16
Circumference 181823099.1625

Square

Length = n
Perimeter 115752180
Area 837410448422025
Diagonal 40924575.707563

Cube

Length = n
Surface area 5024462690532150
Volume 2.4233021239907E+22
Space diagonal 50122164.211715

Equilateral Triangle

Length = n
Perimeter 86814135
Area 3.62609360864E+14
Altitude 25061082.105857

Triangular Pyramid

Length = n
Surface area 3.62609360864E+14
Volume 2.8558889412293E+21
Height 13641525.235854