28888988 (number)

28888988 is an even 8-digits composite number following 28888987 and preceding 28888989. In scientific notation, it is written as 2.8888988 × 10^7. The sum of its digits is 59. It has a total of 5 prime factors and 24 positive divisors. There are 13886208 positive integers (up to 28888988) that are relatively prime to 28888988.

Interesting facts

Basic properties

Name

Name twenty-eight million eight hundred eighty-eight thousand nine hundred eighty-eight

Notation

Scientific notation 2.8888988 × 10^7
Engineering notation 2.8888988 × 10^6

Prime Factorization of 28888988

Prime Factorization 2 × 2 × 29 × 337 × 739

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14444494
Product of the distinct prime numbers

The prime factorization of 28888988 is 2 × 2 × 29 × 337 × 739. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 3, 56, 34, 382, 520, 4026, 5072, 50395, 58430, 419504, 679031, 6755492, 6794425, 21494, 32089226, 856234856, 728694978, 8698361535, 4320223231

Basic calculations (n = 28888988)

Multiplication

n×y
n×2 57777976
n×3 86666964
n×4 115555952
n×5 144444940

Division

n÷y
n÷2 14444494
n÷3 9629662.6666667
n÷3 7222247
n÷5 5777797.6

Exponentiation

ny
n2 834573627664144
n3 2.4109987514706E+22
n4 6.9651313999249E+29
n5 2.0121559743085E+37

Nth Root

y√n
2√n 5374.8477187731
3√n 306.83915364784
4√n 73.313352936372
5√n 31.056067765966

Divisors of 28888988

1, 2, 4, 29, 58, 116, 337, 674, 739, 1348, 1478, 2956, 9773, 19546, 21431, 39092, 42862, 85724, 249043, 498086, 996172, 7222247, 14444494, 28888988

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 -28888987
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 28888988 can be divided by 24 positive divisors. The sum of these divisors (counting 28888988) is 1, the average is 0.041666666666667.

Base conversion 28888988

Base System Value
2 Binary 1101110001100111110011100
3 Ternary 2000100201020112
4 Quaternary 1232030332130
5 Quinary 24343421423
6 Senary 2511105152
8 Octal 156147634
10 Decimal 28888988
12 Duodecimal 98121b8
16 Hexadecimal 1b8cf9c
20 Vigesimal 90b298
36 Base36 h76vw

Cryptographic Hash Functions

md5 de8c8f759963993a4d7df9864191b897
sha1 bb8b00bf52658173041d978ea882d481c2c3d2c0
sha256 5fed316ed34f0112b761daae20dd02952efb729ba74e999645ac0e17467dd6b0
sha512 285503fed86eb54d9669dd5de22d72d983f23cf08802957fa781a2a8737d66dddf35baf5f9f87027df715e845be91df3b1659e8b56bdc71f714cc9f907fe5ce9
ripemd-160 3d5e264cc94c2d88c3e19339a80d90abd3760a0a

28888988 as geometric shapes

Circle

Radius = n
Diameter 57777976
Circumference 181514864.94089
Area 2.6218903775495E+15

Sphere

Radius = n
Volume 1.0099167953912E+23
Surface area 1.0487561510198E+16
Circumference 181514864.94089

Square

Length = n
Perimeter 115555952
Area 834573627664144
Diagonal 40855198.632834

Cube

Length = n
Surface area 5007441765984864
Volume 2.4109987514706E+22
Space diagonal 50037194.995248

Equilateral Triangle

Length = n
Perimeter 86666964
Area 3.6138098144284E+14
Altitude 25018597.497624

Triangular Pyramid

Length = n
Surface area 3.6138098144284E+14
Volume 2.8413892776619E+21
Height 13618399.544278