28649265 (number)

28649265 is an odd 8-digits composite number following 28649264 and preceding 28649266. In scientific notation, it is written as 2.8649265 × 10^7. The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors. There are 15279600 positive integers (up to 28649265) that are relatively prime to 28649265.

Interesting facts

Basic properties

Name

Name twenty-eight million six hundred forty-nine thousand two hundred sixty-five

Notation

Scientific notation 2.8649265 × 10^7
Engineering notation 2.8649265 × 10^6

Prime Factorization of 28649265

Prime Factorization 15 × 1909951

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 28649265
Product of the distinct prime numbers

The prime factorization of 28649265 is 15 × 1909951. Since it has a total of 2 prime factors.

Most popular turbo-numbers

7, 5, 20, 44, 760, 650, 3718, 2357, 48263, 57653, 237141, 76360, 4047566, 4811979, 36976427, 41973502, 661064316, 150009774, 3996088074, 1606324799

Basic calculations (n = 28649265)

Multiplication

n×y
n×2 57298530
n×3 85947795
n×4 114597060
n×5 143246325

Division

n÷y
n÷2 14324632.5
n÷3 9549755
n÷3 7162316.25
n÷5 5729853

Exponentiation

ny
n2 820780385040225
n3 2.3514754757819E+22
n4 6.7368044046678E+29
n5 1.930044946425E+37

Nth Root

y√n
2√n 5352.500817375
3√n 305.98807036238
4√n 73.160787429982
5√n 31.004354714139

Divisors of 28649265

1, 15, 1909951, 28649265

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28649264
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28649265 can be divided by 4 positive divisors. The sum of these divisors (counting 28649265) is 1, the average is 0.25.

Base conversion 28649265

Base System Value
2 Binary 1101101010010011100110001
3 Ternary 1222220112101220
4 Quaternary 1231102130301
5 Quinary 24313234030
6 Senary 2502015253
8 Octal 155223461
10 Decimal 28649265
12 Duodecimal 9717529
16 Hexadecimal 1b52731
20 Vigesimal 8j1335
36 Base36 h21wx

Cryptographic Hash Functions

md5 1a59bdf5d5393320c2e83c9a408cf511
sha1 034a0c219688f574e91e7b8ff504206c16058832
sha256 fce1c8cf16f902a6859633d4f2535d3ae6903b9043b66c7e706db8b826ad031e
sha512 686bb3b5dd33dd02d17a3fde63c776be7fb01e9bcc9bdbdd3bb21c5439da96fdf47c355c1a8527959c307dbc4c1108fbe3d7a1830e2ecea811b21720bf5e20bd
ripemd-160 665a9f2629f2011566a6de590d9efa963124221e

28649265 as geometric shapes

Circle

Radius = n
Diameter 57298530
Circumference 180008640.90949
Area 2.578557627853E+15

Sphere

Radius = n
Volume 9.8498374397508E+22
Surface area 1.0314230511412E+16
Circumference 180008640.90949

Square

Length = n
Perimeter 114597060
Area 820780385040225
Diagonal 40516179.115021

Cube

Length = n
Surface area 4924682310241350
Volume 2.3514754757819E+22
Space diagonal 49621982.579505

Equilateral Triangle

Length = n
Perimeter 85947795
Area 3.554083321864E+14
Altitude 24810991.289752

Triangular Pyramid

Length = n
Surface area 3.554083321864E+14
Volume 2.7712404245321E+21
Height 13505393.03834