28993860 (number)

28993860 is an even 8-digits composite number following 28993859 and preceding 28993861. In scientific notation, it is written as 2.8993860 × 10^7. The sum of its digits is 45. It has a total of 6 prime factors and 48 positive divisors. There are 6626880 positive integers (up to 28993860) that are relatively prime to 28993860.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred ninety-three thousand eight hundred sixty

Notation

Scientific notation 2.8993860 × 10^7
Engineering notation 2.8993860 × 10^6

Prime Factorization of 28993860

Prime Factorization 2 × 2 × 5 × 9 × 7 × 23011

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 14496930
Product of the distinct prime numbers

The prime factorization of 28993860 is 2 × 2 × 5 × 9 × 7 × 23011. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28993860)

Multiplication

n×y
n×2 57987720
n×3 86981580
n×4 115975440
n×5 144969300

Division

n÷y
n÷2 14496930
n÷3 9664620
n÷3 7248465
n÷5 5798772

Exponentiation

ny
n2 840643917699600
n3 2.4373512059634E+22
n4 7.0668219636533E+29
n5 2.0489444665909E+37

Nth Root

y√n
2√n 5384.5946922679
3√n 307.20999825044
4√n 73.379797575817
5√n 31.078582870704

Divisors of 28993860

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28993859
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28993860 can be divided by 48 positive divisors. The sum of these divisors (counting 28993860) is 1, the average is 0.020833333333333.

Base conversion 28993860

Base System Value
2 Binary 1101110100110100101000100
3 Ternary 2000120001002200
4 Quaternary 1232212211010
5 Quinary 24410300420
6 Senary 2513234500
8 Octal 156464504
10 Decimal 28993860
12 Duodecimal 9862a30
16 Hexadecimal 1ba6944
20 Vigesimal 9144d0
36 Base36 h9ft0

Cryptographic Hash Functions

md5 345b01900ee1b1239e8458fa95d6e22d
sha1 cd8af505b2f2b8fd00d24dd88224c382b27e8acb
sha256 a9746633515613705b89aa0e82b40cd6fea0567f1b5b50447de0ec55895a0465
sha512 9e38a0caf85447bab25f86b7f97c258dca2060c0613035e354e3d2d573a579759cc3523ded2c3884c8fbab0d4d0fecfc93645c6fc105abd1cba390ecac870899
ripemd-160 1b230807cbea6f16d6e0d470aa152489006ea40b

28993860 as geometric shapes

Circle

Radius = n
Diameter 57987720
Circumference 182173795.15042
Area 2.64096075613E+15

Sphere

Radius = n
Volume 1.0209552857164E+23
Surface area 1.056384302452E+16
Circumference 182173795.15042

Square

Length = n
Perimeter 115975440
Area 840643917699600
Diagonal 41003510.037547

Cube

Length = n
Surface area 5043863506197600
Volume 2.4373512059634E+22
Space diagonal 50218838.627539

Equilateral Triangle

Length = n
Perimeter 86981580
Area 3.6400949413236E+14
Altitude 25109419.313769

Triangular Pyramid

Length = n
Surface area 3.6400949413236E+14
Volume 2.8724459431165E+21
Height 13667836.679182