28247908 (number)

28247908 is an even 8-digits composite number following 28247907 and preceding 28247909. In scientific notation, it is written as 2.8247908 × 10^7. The sum of its digits is 40. It has a total of 5 prime factors and 24 positive divisors. There are 12350880 positive integers (up to 28247908) that are relatively prime to 28247908.

Interesting facts

Basic properties

Name

Name twenty-eight million two hundred forty-seven thousand nine hundred eight

Notation

Scientific notation 2.8247908 × 10^7
Engineering notation 2.8247908 × 10^6

Prime Factorization of 28247908

Prime Factorization 2 × 2 × 13 × 19 × 28591

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14123954
Product of the distinct prime numbers

The prime factorization of 28247908 is 2 × 2 × 13 × 19 × 28591. Since it has a total of 5 prime factors.

Most popular turbo-numbers

10, 2, 18, 85, 732, 845, 1717, 9175, 75812, 71634, 671965, 653778, 573764, 4948210, 32942964, 25221465, 641335628, 402915270, 8662653360, 2624730246

Basic calculations (n = 28247908)

Multiplication

n×y
n×2 56495816
n×3 84743724
n×4 112991632
n×5 141239540

Division

n÷y
n÷2 14123954
n÷3 9415969.3333333
n÷3 7061977
n÷5 5649581.6

Exponentiation

ny
n2 797944306376464
n3 2.2540257355646E+22
n4 6.3671511607862E+29
n5 1.7985870021198E+37

Nth Root

y√n
2√n 5314.8761039181
3√n 304.55244939077
4√n 72.903196801774
5√n 30.916993739648

Divisors of 28247908

1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 28591, 57182, 114364, 371683, 543229, 743366, 1086458, 1486732, 2172916, 7061977, 14123954, 28247908

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28247907
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28247908 can be divided by 24 positive divisors. The sum of these divisors (counting 28247908) is 1, the average is 0.041666666666667.

Base conversion 28247908

Base System Value
2 Binary 1101011110000011101100100
3 Ternary 1222011010211211
4 Quaternary 1223300131210
5 Quinary 24212413113
6 Senary 2445241204
8 Octal 153603544
10 Decimal 28247908
12 Duodecimal 9563204
16 Hexadecimal 1af0764
20 Vigesimal 8gajf8
36 Base36 gtg84

Cryptographic Hash Functions

md5 6d5a0f34a56464421d689d8f195a6a82
sha1 9146d10f60551c55a0aa6c253d7cffd7a178c5c6
sha256 6bb9fd1a390398fd878381eb2e8d28be2f9114cd5800503835536226599e8057
sha512 77ad9e3493efe643e57e907043648fdc21dab4d92b26d9d829cc1aac85448b9e9337ee063da7c8c0603bad8d4f5b935f98f574b33a706f0d9139f961c7ab6e93
ripemd-160 1df2f39c782ed443cfa2ecbfb13293862377bc90

28247908 as geometric shapes

Circle

Radius = n
Diameter 56495816
Circumference 177486840.50416
Area 2.5068159708861E+15

Sphere

Radius = n
Volume 9.4416409224695E+22
Surface area 1.0027263883544E+16
Circumference 177486840.50416

Square

Length = n
Perimeter 112991632
Area 797944306376464
Diagonal 39948574.602267

Cube

Length = n
Surface area 4787665838258784
Volume 2.2540257355646E+22
Space diagonal 48926811.863531

Equilateral Triangle

Length = n
Perimeter 84743724
Area 3.4552002006359E+14
Altitude 24463405.931766

Triangular Pyramid

Length = n
Surface area 3.4552002006359E+14
Volume 2.6563948043112E+21
Height 13316191.534089