28291250 (number)

28291250 is an even 8-digits composite number following 28291249 and preceding 28291251. In scientific notation, it is written as 2.8291250 × 10^7. The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors. There are 10440000 positive integers (up to 28291250) that are relatively prime to 28291250.

Interesting facts

Basic properties

Name

Name twenty-eight million two hundred ninety-one thousand two hundred fifty

Notation

Scientific notation 2.8291250 × 10^7
Engineering notation 2.8291250 × 10^6

Prime Factorization of 28291250

Prime Factorization 2 × 125 × 65 × 1741

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28291250
Product of the distinct prime numbers

The prime factorization of 28291250 is 2 × 125 × 65 × 1741. Since it has a total of 4 prime factors.

Most popular turbo-numbers

10, 4, 17, 93, 812, 367, 5760, 470, 31946, 67157, 129407, 859407, 8234672, 1963963, 1988824, 65087850, 788518146, 474062921, 3172290292, 3142316573

Basic calculations (n = 28291250)

Multiplication

n×y
n×2 56582500
n×3 84873750
n×4 113165000
n×5 141456250

Division

n÷y
n÷2 14145625
n÷3 9430416.6666667
n÷3 7072812.5
n÷5 5658250

Exponentiation

ny
n2 800394826562500
n3 2.2644170136986E+22
n4 6.4063187838801E+29
n5 1.8124276629445E+37

Nth Root

y√n
2√n 5318.9519644381
3√n 304.70813250593
4√n 72.931145366284
5√n 30.926475381177

Divisors of 28291250

1, 2, 65, 125, 130, 250, 1741, 3482, 8125, 16250, 113165, 217625, 226330, 435250, 14145625, 28291250

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 -28291249
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 28291250 can be divided by 16 positive divisors. The sum of these divisors (counting 28291250) is 1, the average is 0.0625.

Base conversion 28291250

Base System Value
2 Binary 1101011111011000010110010
3 Ternary 1222020100022002
4 Quaternary 1223323002302
5 Quinary 24220310000
6 Senary 2450214002
8 Octal 153730262
10 Decimal 28291250
12 Duodecimal 9584302
16 Hexadecimal 1afb0b2
20 Vigesimal 8gg82a
36 Base36 gudo2

Cryptographic Hash Functions

md5 cc61ffcb5a8c94c404bfdefca7bba34b
sha1 364c6685a2ee1f64af42e8ea1cb39477a6365d4c
sha256 04d910a407efb121b92ae5ac84b1394433c6cd754e40f023e8b1aa4e56d2121e
sha512 fe265d8c13e45c83427b43e61e77e8aed5d9c87c72674da76cee2c099c18eac99694704ec7e1ac05e7fb796426458ec8b4a9d157d70419206fc24e94a9aca918
ripemd-160 8d4185bbeed7fa0fda3ea33aa7a71d8afd9432eb

28291250 as geometric shapes

Circle

Radius = n
Diameter 56582500
Circumference 177759166.32174
Area 2.5145145071E+15

Sphere

Radius = n
Volume 9.4851678065325E+22
Surface area 1.00580580284E+16
Circumference 177759166.32174

Square

Length = n
Perimeter 113165000
Area 800394826562500
Diagonal 40009869.446488

Cube

Length = n
Surface area 4802368959375000
Volume 2.2644170136986E+22
Space diagonal 49001882.409633

Equilateral Triangle

Length = n
Perimeter 84873750
Area 3.4658112643038E+14
Altitude 24500941.204816

Triangular Pyramid

Length = n
Surface area 3.4658112643038E+14
Volume 2.6686410430342E+21
Height 13336623.148829