28798907 (number)

28798907 is an odd 8-digits composite number following 28798906 and preceding 28798908. In scientific notation, it is written as 2.8798907 × 10^7. The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors. There are 27662400 positive integers (up to 28798907) that are relatively prime to 28798907.

Interesting facts

Basic properties

Name

Name twenty-eight million seven hundred ninety-eight thousand nine hundred seven

Notation

Scientific notation 2.8798907 × 10^7
Engineering notation 2.8798907 × 10^6

Prime Factorization of 28798907

Prime Factorization 31 × 137 × 6781

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 28798907
Product of the distinct prime numbers

The prime factorization of 28798907 is 31 × 137 × 6781. Since it has a total of 3 prime factors.

Most popular turbo-numbers

8, 6, 10, 24, 655, 325, 9142, 3718, 38162, 29224, 225881, 953123, 2579560, 3419087, 31295965, 58460526, 295814828, 31883062, 91615208, 2764424105

Basic calculations (n = 28798907)

Multiplication

n×y
n×2 57597814
n×3 86396721
n×4 115195628
n×5 143994535

Division

n÷y
n÷2 14399453.5
n÷3 9599635.6666667
n÷3 7199726.75
n÷5 5759781.4

Exponentiation

ny
n2 829377044394649
n3 2.3885152369456E+22
n4 6.878662817688E+29
n5 1.9809797077096E+37

Nth Root

y√n
2√n 5366.4613107708
3√n 306.51989524073
4√n 73.256134970191
5√n 31.036675895951

Divisors of 28798907

1, 31, 137, 4247, 6781, 210211, 928997, 28798907

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28798906
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28798907 can be divided by 8 positive divisors. The sum of these divisors (counting 28798907) is 1, the average is 0.125.

Base conversion 28798907

Base System Value
2 Binary 1101101110110111110111011
3 Ternary 2000012010200012
4 Quaternary 1231312332323
5 Quinary 24333031112
6 Senary 2505132135
8 Octal 155667673
10 Decimal 28798907
12 Duodecimal 978a04b
16 Hexadecimal 1b76fbb
20 Vigesimal 8jjh57
36 Base36 h59dn

Cryptographic Hash Functions

md5 61485a88bc9b1190dfe151d4de31fc4a
sha1 1c84a92634aeb7eb8f77e7d957c247ce4d80e5a2
sha256 a125f85223a4d3af9e50352654c4e782e02a0d83d75d71fbf7d147e909e9e3d4
sha512 f8a71f912c01d903dcc89572bc3a24cab3b28ac5d0204f4be8ab1da1ad9c62c499f49aa0a1de7f1ba43e3658c0401703a133476665bd29b496a0a8fd472f3ee5
ripemd-160 69b65b43acc2f387002c4d2d982353ffb260f2ce

28798907 as geometric shapes

Circle

Radius = n
Diameter 57597814
Circumference 180948869.32523
Area 2.6055648297262E+15

Sphere

Radius = n
Volume 1.0004989228501E+23
Surface area 1.0422259318905E+16
Circumference 180948869.32523

Square

Length = n
Perimeter 115195628
Area 829377044394649
Diagonal 40727804.860921

Cube

Length = n
Surface area 4976262266367894
Volume 2.3885152369456E+22
Space diagonal 49881170.126451

Equilateral Triangle

Length = n
Perimeter 86396721
Area 3.5913079488071E+14
Altitude 24940585.063225

Triangular Pyramid

Length = n
Surface area 3.5913079488071E+14
Volume 2.8148922016861E+21
Height 13575934.95364