28931264 (number)

28931264 is an even 8-digits composite number following 28931263 and preceding 28931265. In scientific notation, it is written as 2.8931264 × 10^7. The sum of its digits is 35. It has a total of 8 prime factors and 28 positive divisors. There are 14400000 positive integers (up to 28931264) that are relatively prime to 28931264.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred thirty-one thousand two hundred sixty-four

Notation

Scientific notation 2.8931264 × 10^7
Engineering notation 2.8931264 × 10^6

Prime Factorization of 28931264

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 251 × 1801

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 904102
Product of the distinct prime numbers

The prime factorization of 28931264 is 2 × 2 × 2 × 2 × 2 × 2 × 251 × 1801. Since it has a total of 8 prime factors.

Most popular turbo-numbers

7, 1, 87, 52, 21, 254, 6045, 5518, 92618, 68543, 205011, 321455, 4743545, 757988, 83965881, 47549218, 26620569, 860303135, 8488122005, 4983344043

Basic calculations (n = 28931264)

Multiplication

n×y
n×2 57862528
n×3 86793792
n×4 115725056
n×5 144656320

Division

n÷y
n÷2 14465632
n÷3 9643754.6666667
n÷3 7232816
n÷5 5786252.8

Exponentiation

ny
n2 837018036637696
n3 2.4215989790727E+22
n4 7.0059919365682E+29
n5 2.0269220229873E+37

Nth Root

y√n
2√n 5378.779043612
3√n 306.98875632126
4√n 73.340159828105
5√n 31.065151908775

Divisors of 28931264

1, 2, 4, 8, 16, 32, 64, 251, 502, 1004, 1801, 2008, 3602, 4016, 7204, 8032, 14408, 16064, 28816, 57632, 115264, 452051, 904102, 1808204, 3616408, 7232816, 14465632, 28931264

28 divisors

τ Total Divisors 28
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28931263
Sum of the proper positive divisors of n
A Arithmetic Mean 0.035714285714286
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 28
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28931264 can be divided by 28 positive divisors. The sum of these divisors (counting 28931264) is 1, the average is 0.035714285714286.

Base conversion 28931264

Base System Value
2 Binary 1101110010111010011000000
3 Ternary 2000102212020022
4 Quaternary 1232113103000
5 Quinary 24401300024
6 Senary 2512033012
8 Octal 156272300
10 Decimal 28931264
12 Duodecimal 9832768
16 Hexadecimal 1b974c0
20 Vigesimal 90g834
36 Base36 h83i8

Cryptographic Hash Functions

md5 67d46be670deac5efbdefe952a92ff73
sha1 d9076e6fd5191c73fdd6e1065b272a6da9185be7
sha256 ed67cca3fe6835eb82683214bf8c91a58edcb4db2364f747623a53b8b619e18f
sha512 b4e9ad4baf43c8eb23db8b4ee195c25b79c1676ed742437561d128a87db9ae0315cb590b511f9cefea17956767d130871ebdf43ca1af4043354ddf4a52d0eea2
ripemd-160 b8b3fedc122a2dc00a58a2b0c6289f7854941d73

28931264 as geometric shapes

Circle

Radius = n
Diameter 57862528
Circumference 181780492.88293
Area 2.6295697148231E+15

Sphere

Radius = n
Volume 1.014357008346E+23
Surface area 1.0518278859293E+16
Circumference 181780492.88293

Square

Length = n
Perimeter 115725056
Area 837018036637696
Diagonal 40914985.925396

Cube

Length = n
Surface area 5022108219826176
Volume 2.4215989790727E+22
Space diagonal 50110419.175188

Equilateral Triangle

Length = n
Perimeter 86793792
Area 3.6243944157701E+14
Altitude 25055209.587594

Triangular Pyramid

Length = n
Surface area 3.6243944157701E+14
Volume 2.8538817656945E+21
Height 13638328.641799