28839920 (number)

28839920 is an even 8-digits composite number following 28839919 and preceding 28839921. In scientific notation, it is written as 2.8839920 × 10^7. The sum of its digits is 41. It has a total of 8 prime factors and 80 positive divisors. There are 10752000 positive integers (up to 28839920) that are relatively prime to 28839920.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8839920 × 10^7
Engineering notation 2.8839920 × 10^6

Prime Factorization of 28839920

Prime Factorization 2 × 2 × 2 × 2 × 5 × 29 × 31 × 401

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 3604990
Product of the distinct prime numbers

The prime factorization of 28839920 is 2 × 2 × 2 × 2 × 5 × 29 × 31 × 401. Since it has a total of 8 prime factors.

Most popular turbo-numbers

9, 5, 2, 72, 699, 307, 5983, 1556, 47248, 83505, 740948, 146010, 8674653, 2290957, 24599582, 65880337, 829078931, 466761537, 9738047180, 1880691813

Basic calculations (n = 28839920)

Multiplication

n×y
n×2 57679840
n×3 86519760
n×4 115359680
n×5 144199600

Division

n÷y
n÷2 14419960
n÷3 9613306.6666667
n÷3 7209980
n÷5 5767984

Exponentiation

ny
n2 831740985606400
n3 2.398734348561E+22
n4 6.9179306713751E+29
n5 1.99512567128E+37

Nth Root

y√n
2√n 5370.2811844446
3√n 306.66533290745
4√n 73.282202371685
5√n 31.045510833334

Divisors of 28839920

1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 401, 464, 496, 580, 620, 802, 899, 1160, 1240, 1604, 1798, 2005, 2320, 2480, 3208, 3596, 4010, 4495, 6416, 7192, 8020, 8990, 11629, 12431, 14384, 16040, 17980, 23258, 24862, 32080, 35960, 46516, 49724, 58145, 62155, 71920, 93032, 99448, 116290, 124310, 186064, 198896, 232580, 248620, 360499, 465160, 497240, 720998, 930320, 994480, 1441996, 1802495, 2883992, 3604990, 5767984, 7209980, 14419960, 28839920

80 divisors

τ Total Divisors 80
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28839919
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0125
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 80
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28839920 can be divided by 80 positive divisors. The sum of these divisors (counting 28839920) is 1, the average is 0.0125.

Base conversion 28839920

Base System Value
2 Binary 1101110000000111111110000
3 Ternary 2000021012221012
4 Quaternary 1232000333300
5 Quinary 24340334140
6 Senary 2510050052
8 Octal 156007760
10 Decimal 28839920
12 Duodecimal 97a9928
16 Hexadecimal 1b80ff0
20 Vigesimal 904jg0
36 Base36 h650w

Cryptographic Hash Functions

md5 12619bf94ff6e9f299d58ea0b3fd2346
sha1 7bdc79a51c4fa7df19ac1a2586930da097d5cb01
sha256 f2e99aaa2352df7d9fdf40b2edb29210a9ff37fae0d8d2fd14bbb8c78ed596a5
sha512 b76aa28c2892fc4848bba977341df904d017cc6b4f12ba331055bf3180abd499920aef2af4d4d87e169729b06c91a2c2f6cd4890d78771a14b50dff0392e4f07
ripemd-160 eef457c3c68d48a25b5abb9c01c4e73b5fcdbcda

28839920 as geometric shapes

Circle

Radius = n
Diameter 57679840
Circumference 181206561.60423
Area 2.6129913700706E+15

Sphere

Radius = n
Volume 1.0047794943137E+23
Surface area 1.0451965480282E+16
Circumference 181206561.60423

Square

Length = n
Perimeter 115359680
Area 831740985606400
Diagonal 40785806.001755

Cube

Length = n
Surface area 4990445913638400
Volume 2.398734348561E+22
Space diagonal 49952206.726222

Equilateral Triangle

Length = n
Perimeter 86519760
Area 3.6015441145192E+14
Altitude 24976103.363111

Triangular Pyramid

Length = n
Surface area 3.6015441145192E+14
Volume 2.8269355402209E+21
Height 13595268.667252