28557130 (number)

28557130 is an even 8-digits composite number following 28557129 and preceding 28557131. In scientific notation, it is written as 2.8557130 × 10^7. The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors. There are 9790992 positive integers (up to 28557130) that are relatively prime to 28557130.

Interesting facts

Basic properties

Name

Name twenty-eight million five hundred fifty-seven thousand one hundred thirty

Notation

Scientific notation 2.8557130 × 10^7
Engineering notation 2.8557130 × 10^6

Prime Factorization of 28557130

Prime Factorization 2 × 5 × 7 × 407959

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28557130
Product of the distinct prime numbers

The prime factorization of 28557130 is 2 × 5 × 7 × 407959. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 9, 72, 98, 978, 479, 2734, 3958, 67027, 41932, 684465, 357815, 6594070, 4495333, 66766074, 55526468, 10376566, 796562752, 4107425133, 2494711767

Basic calculations (n = 28557130)

Multiplication

n×y
n×2 57114260
n×3 85671390
n×4 114228520
n×5 142785650

Division

n÷y
n÷2 14278565
n÷3 9519043.3333333
n÷3 7139282.5
n÷5 5711426

Exponentiation

ny
n2 815509673836900
n3 2.3288615772018E+22
n4 6.6505602812157E+29
n5 1.8992091452351E+37

Nth Root

y√n
2√n 5343.8871619824
3√n 305.65970258186
4√n 73.101895748211
5√n 30.984387235047

Divisors of 28557130

1, 2, 5, 7, 10, 14, 35, 70, 407959, 815918, 2039795, 2855713, 4079590, 5711426, 14278565, 28557130

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 -28557129
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 28557130 can be divided by 16 positive divisors. The sum of these divisors (counting 28557130) is 1, the average is 0.0625.

Base conversion 28557130

Base System Value
2 Binary 1101100111011111101001010
3 Ternary 1222201212000111
4 Quaternary 1230323331022
5 Quinary 24302312010
6 Senary 2500024534
8 Octal 154737512
10 Decimal 28557130
12 Duodecimal 969214a
16 Hexadecimal 1b3bf4a
20 Vigesimal 8i9cga
36 Base36 h02tm

Cryptographic Hash Functions

md5 a00619e81a5c588086a647c529bfc7fb
sha1 ad1a9499aa089ad2b6b08d57b8b41009e1c2d808
sha256 eb28a00611f315e21d5e7d74ebb42af8a37174827405543c059d8749b372ac7a
sha512 c3ad3e4daaa18986f9ea71c0234db3c93f6b1c685c6daf92c46877bf6682cec944031f9e25b954b42da672f80a5e3bc8b3abb424ce9d457b0b899e992a8c0a1f
ripemd-160 70b22639242fa6c569eba1a91f09cb9580ddd2e6

28557130 as geometric shapes

Circle

Radius = n
Diameter 57114260
Circumference 179429739.63122
Area 2.5619992002574E+15

Sphere

Radius = n
Volume 9.7551125628863E+22
Surface area 1.024799680103E+16
Circumference 179429739.63122

Square

Length = n
Perimeter 114228520
Area 815509673836900
Diagonal 40385880.548452

Cube

Length = n
Surface area 4893058043021400
Volume 2.3288615772018E+22
Space diagonal 49462400.078349

Equilateral Triangle

Length = n
Perimeter 85671390
Area 3.5312604728736E+14
Altitude 24731200.039175

Triangular Pyramid

Length = n
Surface area 3.5312604728736E+14
Volume 2.7445896894736E+21
Height 13461960.182817