28931560 (number)

28931560 is an even 8-digits composite number following 28931559 and preceding 28931561. In scientific notation, it is written as 2.8931560 × 10^7. The sum of its digits is 34. It has a total of 8 prime factors and 96 positive divisors. There are 9558528 positive integers (up to 28931560) that are relatively prime to 28931560.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred thirty-one thousand five hundred sixty

Notation

Scientific notation 2.8931560 × 10^7
Engineering notation 2.8931560 × 10^6

Prime Factorization of 28931560

Prime Factorization 2 × 2 × 2 × 5 × 7 × 29 × 7 × 509

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 1033270
Product of the distinct prime numbers

The prime factorization of 28931560 is 2 × 2 × 2 × 5 × 7 × 29 × 7 × 509. Since it has a total of 8 prime factors.

Most popular turbo-numbers

5, 4, 94, 17, 667, 904, 4353, 4217, 63987, 96757, 59037, 719972, 8655804, 3034420, 14230704, 34779231, 695779891, 188256159, 6100579330, 564869521

Basic calculations (n = 28931560)

Multiplication

n×y
n×2 57863120
n×3 86794680
n×4 115726240
n×5 144657800

Division

n÷y
n÷2 14465780
n÷3 9643853.3333333
n÷3 7232890
n÷5 5786312

Exponentiation

ny
n2 837035164033600
n3 2.4216733070348E+22
n4 7.0062786582876E+29
n5 2.0270257137897E+37

Nth Root

y√n
2√n 5378.8065590798
3√n 306.98980326667
4√n 73.340347415865
5√n 31.065215474939

Divisors of 28931560

1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 49, 56, 58, 70, 98, 116, 140, 145, 196, 203, 232, 245, 280, 290, 392, 406, 490, 509, 580, 812, 980, 1015, 1018, 1160, 1421, 1624, 1960, 2030, 2036, 2545, 2842, 3563, 4060, 4072, 5090, 5684, 7105, 7126, 8120, 10180, 11368, 14210, 14252, 14761, 17815, 20360, 24941, 28420, 28504, 29522, 35630, 49882, 56840, 59044, 71260, 73805, 99764, 103327, 118088, 124705, 142520, 147610, 199528, 206654, 249410, 295220, 413308, 498820, 516635, 590440, 723289, 826616, 997640, 1033270, 1446578, 2066540, 2893156, 3616445, 4133080, 5786312, 7232890, 14465780, 28931560

96 divisors

τ Total Divisors 96
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28931559
Sum of the proper positive divisors of n
A Arithmetic Mean 0.010416666666667
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 96
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28931560 can be divided by 96 positive divisors. The sum of these divisors (counting 28931560) is 1, the average is 0.010416666666667.

Base conversion 28931560

Base System Value
2 Binary 1101110010111010111101000
3 Ternary 2000102212122021
4 Quaternary 1232113113220
5 Quinary 24401302220
6 Senary 2512034224
8 Octal 156272750
10 Decimal 28931560
12 Duodecimal 9832974
16 Hexadecimal 1b975e8
20 Vigesimal 90g8i0
36 Base36 h83qg

Cryptographic Hash Functions

md5 3cc26398c04dbbc6dc29ce2da122b619
sha1 ef79d96bb9a7f77db78c6e816bcd6e5fe9bd895a
sha256 aa4053a88534581550e0e20a4cfeca9bd81a9916c77e54219c9dca49552c48f9
sha512 a2ea89bfb02607d287e3e0a410545ecf480e75e699f9ae51e701c281d79e0ede004d241fd40d8e68890998e30b49886e952f55dda57c87aacaf41741ad7fac75
ripemd-160 9331ee48fab1c1cbebdf4486ebff260323c5a69f

28931560 as geometric shapes

Circle

Radius = n
Diameter 57863120
Circumference 181782352.70578
Area 2.6296235221243E+15

Sphere

Radius = n
Volume 1.01438814277E+23
Surface area 1.0518494088497E+16
Circumference 181782352.70578

Square

Length = n
Perimeter 115726240
Area 837035164033600
Diagonal 40915404.532611

Cube

Length = n
Surface area 5022210984201600
Volume 2.4216733070348E+22
Space diagonal 50110931.862227

Equilateral Triangle

Length = n
Perimeter 86794680
Area 3.6244685795699E+14
Altitude 25055465.931114

Triangular Pyramid

Length = n
Surface area 3.6244685795699E+14
Volume 2.8539693620379E+21
Height 13638468.177537