28902904 (number)

28902904 is an even 8-digits composite number following 28902903 and preceding 28902905. In scientific notation, it is written as 2.8902904 × 10^7. The sum of its digits is 34. It has a total of 5 prime factors and 16 positive divisors. There are 13823040 positive integers (up to 28902904) that are relatively prime to 28902904.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred two thousand nine hundred four

Notation

Scientific notation 2.8902904 × 10^7
Engineering notation 2.8902904 × 10^6

Prime Factorization of 28902904

Prime Factorization 2 × 2 × 2 × 23 × 157081

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 7225726
Product of the distinct prime numbers

The prime factorization of 28902904 is 2 × 2 × 2 × 23 × 157081. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 3, 4, 59, 979, 791, 3079, 639, 25060, 6477, 399462, 33261, 8075377, 1278651, 6089449, 55933257, 730794089, 75597531, 5573890528, 645411490

Basic calculations (n = 28902904)

Multiplication

n×y
n×2 57805808
n×3 86708712
n×4 115611616
n×5 144514520

Division

n÷y
n÷2 14451452
n÷3 9634301.3333333
n÷3 7225726
n÷5 5780580.8

Exponentiation

ny
n2 835377859633216
n3 2.4144846080704E+22
n4 6.9785616836537E+29
n5 2.0170069840072E+37

Nth Root

y√n
2√n 5376.1421112169
3√n 306.88841449677
4√n 73.3221802132
5√n 31.059059168713

Divisors of 28902904

1, 2, 4, 8, 23, 46, 92, 184, 157081, 314162, 628324, 1256648, 3612863, 7225726, 14451452, 28902904

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 -28902903
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 28902904 can be divided by 16 positive divisors. The sum of these divisors (counting 28902904) is 1, the average is 0.0625.

Base conversion 28902904

Base System Value
2 Binary 1101110010000010111111000
3 Ternary 2000101102022221
4 Quaternary 1232100113320
5 Quinary 24344343104
6 Senary 2511253424
8 Octal 156202770
10 Decimal 28902904
12 Duodecimal 981a274
16 Hexadecimal 1b905f8
20 Vigesimal 90ch54
36 Base36 h7hmg

Cryptographic Hash Functions

md5 525f46ff001046de8a7a2e19b0b8711c
sha1 586e7ffd90860d5fbf3ad991c843ddd06194f32e
sha256 509eba1656054e7666d23176dfdbe15e1604f41cc3052c52012b873fa62330e8
sha512 e76fdde69a7bf8b1da864924d596f384c334569f4fafd86556cf6f4d040e3d7042c79ab6f2c152f7509cf911fe7a52b9403faa3c2af4a941a4fa853176a81e2d
ripemd-160 8ef70363c9ecbeb889778d658bd4758c2f7d1773

28902904 as geometric shapes

Circle

Radius = n
Diameter 57805808
Circumference 181602301.74762
Area 2.6244169467953E+15

Sphere

Radius = n
Volume 1.0113769475893E+23
Surface area 1.0497667787181E+16
Circumference 181602301.74762

Square

Length = n
Perimeter 115611616
Area 835377859633216
Diagonal 40874878.828768

Cube

Length = n
Surface area 5012267157799296
Volume 2.4144846080704E+22
Space diagonal 50061298.214286

Equilateral Triangle

Length = n
Perimeter 86708712
Area 3.6172922410072E+14
Altitude 25030649.107143

Triangular Pyramid

Length = n
Surface area 3.6172922410072E+14
Volume 2.8454973990619E+21
Height 13624959.609589