28367988 (number)

28367988 is an even 8-digits composite number following 28367987 and preceding 28367989. In scientific notation, it is written as 2.8367988 × 10^7. The sum of its digits is 51. It has a total of 5 prime factors and 24 positive divisors. There are 8143200 positive integers (up to 28367988) that are relatively prime to 28367988.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8367988 × 10^7
Engineering notation 2.8367988 × 10^6

Prime Factorization of 28367988

Prime Factorization 2 × 2 × 57 × 11 × 11311

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14183994
Product of the distinct prime numbers

The prime factorization of 28367988 is 2 × 2 × 57 × 11 × 11311. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 5, 2, 33, 980, 642, 5356, 1031, 18045, 68732, 286669, 606304, 9724902, 1707954, 27344960, 10492848, 269324043, 922956064, 1019063661, 1203146693

Basic calculations (n = 28367988)

Multiplication

n×y
n×2 56735976
n×3 85103964
n×4 113471952
n×5 141839940

Division

n÷y
n÷2 14183994
n÷3 9455996
n÷3 7091997
n÷5 5673597.6

Exponentiation

ny
n2 804742743168144
n3 2.2828932481281E+22
n4 6.4761088268179E+29
n5 1.8371417748586E+37

Nth Root

y√n
2√n 5326.1607185664
3√n 304.98338348962
4√n 72.980550275854
5√n 30.943234380211

Divisors of 28367988

1, 2, 4, 11, 22, 44, 57, 114, 228, 627, 1254, 2508, 11311, 22622, 45244, 124421, 248842, 497684, 644727, 1289454, 2578908, 7091997, 14183994, 28367988

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 -28367987
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 28367988 can be divided by 24 positive divisors. The sum of these divisors (counting 28367988) is 1, the average is 0.041666666666667.

Base conversion 28367988

Base System Value
2 Binary 1101100001101110001110100
3 Ternary 1222101020120020
4 Quaternary 1230031301310
5 Quinary 24230233423
6 Senary 2452005140
8 Octal 154156164
10 Decimal 28367988
12 Duodecimal 96007b0
16 Hexadecimal 1b0dc74
20 Vigesimal 8h5jj8
36 Base36 gw0vo

Cryptographic Hash Functions

md5 c451a5371e12f5c93c21df1667542eb9
sha1 370a158a971208d752e2da20c3d8cc039bce384e
sha256 729ce0da3bb7bb83f99ee5ce3b451baa85deb847f481b24a21ef74753b9f3e86
sha512 d90c1e2acbcc8dba71e0e06c5c0293404afd72221993404b0554916465ca451b00bf654b9e4412228fc7a30b380d34fbdbf9b26db572c758fa4eabd18a337419
ripemd-160 7ccfdb2beda5e639ed241fd7551628e7fc23be67

28367988 as geometric shapes

Circle

Radius = n
Diameter 56735976
Circumference 178241325.39585
Area 2.5281738899667E+15

Sphere

Radius = n
Volume 9.562560876332E+22
Surface area 1.0112695559867E+16
Circumference 178241325.39585

Square

Length = n
Perimeter 113471952
Area 804742743168144
Diagonal 40118393.366837

Cube

Length = n
Surface area 4828456459008864
Volume 2.2828932481281E+22
Space diagonal 49134796.524504

Equilateral Triangle

Length = n
Perimeter 85103964
Area 3.4846382954739E+14
Altitude 24567398.262252

Triangular Pyramid

Length = n
Surface area 3.4846382954739E+14
Volume 2.6904154941273E+21
Height 13372797.788946