28291858 (number)

28291858 is an even 8-digits composite number following 28291857 and preceding 28291859. In scientific notation, it is written as 2.8291858 × 10^7. The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors. There are 12078720 positive integers (up to 28291858) that are relatively prime to 28291858.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8291858 × 10^7
Engineering notation 2.8291858 × 10^6

Prime Factorization of 28291858

Prime Factorization 2 × 7 × 271 × 7457

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28291858
Product of the distinct prime numbers

The prime factorization of 28291858 is 2 × 7 × 271 × 7457. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 5, 18, 39, 995, 585, 6365, 8720, 9372, 13859, 690985, 366017, 46289, 6180883, 27545232, 81439739, 241731821, 937808268, 1121513517, 2362458593

Basic calculations (n = 28291858)

Multiplication

n×y
n×2 56583716
n×3 84875574
n×4 113167432
n×5 141459290

Division

n÷y
n÷2 14145929
n÷3 9430619.3333333
n÷3 7072964.5
n÷5 5658371.6

Exponentiation

ny
n2 800429229092164
n3 2.2645630088525E+22
n4 6.4068695078508E+29
n5 1.8126224234064E+37

Nth Root

y√n
2√n 5319.0091182475
3√n 304.71031529175
4√n 72.931537199263
5√n 30.926608306625

Divisors of 28291858

1, 2, 7, 14, 271, 542, 1897, 3794, 7457, 14914, 52199, 104398, 2020847, 4041694, 14145929, 28291858

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 -28291857
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 28291858 can be divided by 16 positive divisors. The sum of these divisors (counting 28291858) is 1, the average is 0.0625.

Base conversion 28291858

Base System Value
2 Binary 1101011111011001100010010
3 Ternary 1222020101010121
4 Quaternary 1223323030102
5 Quinary 24220314413
6 Senary 2450220454
8 Octal 153731422
10 Decimal 28291858
12 Duodecimal 958472a
16 Hexadecimal 1afb312
20 Vigesimal 8gg9ci
36 Base36 gue4y

Cryptographic Hash Functions

md5 0ad96d4622542d2e5c7849979fcb5f1c
sha1 c9dfd58899eb7778d6930fa1fe02f6e38d87c12e
sha256 2e903d4e59940fb265b653f97f04be034e97f3458a387751399dd0c3425ac2b3
sha512 fd57421c9fa34608afa8e5eea9de96bdec538f8f95315ca0d8cdf19e5dee4a4ed671fe81998390f9a00351ee10961a684793bfe134904a12207e9df52ab6b2b4
ripemd-160 3544206a4291cb076d0694e252d9e315f3ec54c9

28291858 as geometric shapes

Circle

Radius = n
Diameter 56583716
Circumference 177762986.49841
Area 2.5146225858345E+15

Sphere

Radius = n
Volume 9.4857793496029E+22
Surface area 1.0058490343338E+16
Circumference 177762986.49841

Square

Length = n
Perimeter 113167432
Area 800429229092164
Diagonal 40010729.288334

Cube

Length = n
Surface area 4802575374552984
Volume 2.2645630088525E+22
Space diagonal 49002935.496524

Equilateral Triangle

Length = n
Perimeter 84875574
Area 3.465960231627E+14
Altitude 24501467.748262

Triangular Pyramid

Length = n
Surface area 3.465960231627E+14
Volume 2.668813099973E+21
Height 13336909.762778