28715511 (number)

28715511 is an odd 8-digits composite number following 28715510 and preceding 28715512. In scientific notation, it is written as 2.8715511 × 10^7. The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors. There are 17365920 positive integers (up to 28715511) that are relatively prime to 28715511.

Interesting facts

Basic properties

Name

Name twenty-eight million seven hundred fifteen thousand five hundred eleven

Notation

Scientific notation 2.8715511 × 10^7
Engineering notation 2.8715511 × 10^6

Prime Factorization of 28715511

Prime Factorization 3 × 11 × 859 × 1013

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28715511
Product of the distinct prime numbers

The prime factorization of 28715511 is 3 × 11 × 859 × 1013. Since it has a total of 4 prime factors.

Most popular turbo-numbers

6, 6, 22, 21, 974, 858, 7842, 2666, 20528, 75894, 833149, 37078, 1038713, 1207821, 25636906, 56881446, 376613179, 906206285, 6925275721, 2842105061

Basic calculations (n = 28715511)

Multiplication

n×y
n×2 57431022
n×3 86146533
n×4 114862044
n×5 143577555

Division

n÷y
n÷2 14357755.5
n÷3 9571837
n÷3 7178877.75
n÷5 5743102.2

Exponentiation

ny
n2 824580571991121
n3 2.3678252485397E+22
n4 6.799331197052E+29
n5 1.9524626978159E+37

Nth Root

y√n
2√n 5358.6855664426
3√n 306.22373530134
4√n 73.203043423362
5√n 31.018679810426

Divisors of 28715511

1, 3, 11, 33, 859, 1013, 2577, 3039, 9449, 11143, 28347, 33429, 870167, 2610501, 9571837, 28715511

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 -28715510
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 28715511 can be divided by 16 positive divisors. The sum of these divisors (counting 28715511) is 1, the average is 0.0625.

Base conversion 28715511

Base System Value
2 Binary 1101101100010100111110111
3 Ternary 2000000220021110
4 Quaternary 1231202213313
5 Quinary 24322344021
6 Senary 2503250103
8 Octal 155424767
10 Decimal 28715511
12 Duodecimal 9749933
16 Hexadecimal 1b629f7
20 Vigesimal 8j98fb
36 Base36 h3h13

Cryptographic Hash Functions

md5 4e95d275a768eb66eea1b6a30e6adbff
sha1 889a598faf1c87d8647665a61842cb7f4973c442
sha256 63298cdd865d097168def7b018605b9f1efb4b0dba7359f167c269e633023e04
sha512 65a7af24cca1fb0d488b97a8e1ace6f53692bae1dcc306fcf97cdf4dc64331d26cc91487196b9367dd78273898445c2f888286a385a52f54c9de771095edeab1
ripemd-160 3479772344b7f2c648af336725a6940e7854779b

28715511 as geometric shapes

Circle

Radius = n
Diameter 57431022
Circumference 180424876.80335
Area 2.5904962672602E+15

Sphere

Radius = n
Volume 9.9183232077291E+22
Surface area 1.0361985069041E+16
Circumference 180424876.80335

Square

Length = n
Perimeter 114862044
Area 824580571991121
Diagonal 40609865.106674

Cube

Length = n
Surface area 4947483431946726
Volume 2.3678252485397E+22
Space diagonal 49736724.017303

Equilateral Triangle

Length = n
Perimeter 86146533
Area 3.5705386140571E+14
Altitude 24868362.008651

Triangular Pyramid

Length = n
Surface area 3.5705386140571E+14
Volume 2.7905088165119E+21
Height 13536621.702225