28367905 (number)

28367905 is an odd 8-digits composite number following 28367904 and preceding 28367906. In scientific notation, it is written as 2.8367905 × 10^7. The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors. There are 22528128 positive integers (up to 28367905) that are relatively prime to 28367905.

Interesting facts

Basic properties

Name

Name twenty-eight million three hundred sixty-seven thousand nine hundred five

Notation

Scientific notation 2.8367905 × 10^7
Engineering notation 2.8367905 × 10^6

Prime Factorization of 28367905

Prime Factorization 5 × 137 × 41413

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 28367905
Product of the distinct prime numbers

The prime factorization of 28367905 is 5 × 137 × 41413. Since it has a total of 3 prime factors.

Most popular turbo-numbers

1, 9, 71, 21, 839, 370, 4621, 1029, 34752, 76754, 834076, 634571, 3671840, 1422095, 82843937, 86962011, 763166907, 122141606, 735425539, 4604560554

Basic calculations (n = 28367905)

Multiplication

n×y
n×2 56735810
n×3 85103715
n×4 113471620
n×5 141839525

Division

n÷y
n÷2 14183952.5
n÷3 9455968.3333333
n÷3 7091976.25
n÷5 5673581

Exponentiation

ny
n2 804738034089025
n3 2.2828732100924E+22
n4 6.4760330350947E+29
n5 1.8371148991643E+37

Nth Root

y√n
2√n 5326.1529268319
3√n 304.98308604583
4√n 72.980496893567
5√n 30.943216273242

Divisors of 28367905

1, 5, 137, 685, 41413, 207065, 5673581, 28367905

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 -28367904
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 28367905 can be divided by 8 positive divisors. The sum of these divisors (counting 28367905) is 1, the average is 0.125.

Base conversion 28367905

Base System Value
2 Binary 1101100001101110000100001
3 Ternary 1222101020110011
4 Quaternary 1230031300201
5 Quinary 24230233110
6 Senary 2452004521
8 Octal 154156041
10 Decimal 28367905
12 Duodecimal 9600741
16 Hexadecimal 1b0dc21
20 Vigesimal 8h5jf5
36 Base36 gw0td

Cryptographic Hash Functions

md5 7707dfcd0b12f063d689140e5c7016e5
sha1 b7c1934c4da85993f778115ed11b06d1c37c45d4
sha256 ab1e565524c1f80374e8ba1a573d3db065d447f0739a24287c2ee991155283bc
sha512 d58d3022e29bd16732d2571932940090837ba10c2708a281531b892908d9dd585ac567ece9343c3f4fd6cf4704bba8a0dc9bd17c117d669ff67712d091c5a90e
ripemd-160 4ff8bcafb9efe3b5460e7b2e8d1fd978aac7f6fd

28367905 as geometric shapes

Circle

Radius = n
Diameter 56735810
Circumference 178240803.89147
Area 2.5281590959584E+15

Sphere

Radius = n
Volume 9.5624769412044E+22
Surface area 1.0112636383833E+16
Circumference 178240803.89147

Square

Length = n
Perimeter 113471620
Area 804738034089025
Diagonal 40118275.987112

Cube

Length = n
Surface area 4828428204534150
Volume 2.2828732100924E+22
Space diagonal 49134652.764287

Equilateral Triangle

Length = n
Perimeter 85103715
Area 3.4846179045632E+14
Altitude 24567326.382144

Triangular Pyramid

Length = n
Surface area 3.4846179045632E+14
Volume 2.6903918790758E+21
Height 13372758.662371