28869439 (number)

28869439 is an odd 8-digits composite number following 28869438 and preceding 28869440. In scientific notation, it is written as 2.8869439 × 10^7. The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors. There are 27544440 positive integers (up to 28869439) that are relatively prime to 28869439.

Interesting facts

Basic properties

Name

Name twenty-eight million eight hundred sixty-nine thousand four hundred thirty-nine

Notation

Scientific notation 2.8869439 × 10^7
Engineering notation 2.8869439 × 10^6

Prime Factorization of 28869439

Prime Factorization 23 × 463 × 2711

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 28869439
Product of the distinct prime numbers

The prime factorization of 28869439 is 23 × 463 × 2711. Since it has a total of 3 prime factors.

Most popular turbo-numbers

9, 10, 57, 69, 963, 576, 7505, 2316, 38080, 14642, 940073, 365426, 4191232, 3850737, 39878928, 7667372, 284551046, 228867759, 8276854563, 6136040221

Basic calculations (n = 28869439)

Multiplication

n×y
n×2 57738878
n×3 86608317
n×4 115477756
n×5 144347195

Division

n÷y
n÷2 14434719.5
n÷3 9623146.3333333
n÷3 7217359.75
n÷5 5773887.8

Exponentiation

ny
n2 833444508174721
n3 2.4061075388635E+22
n4 6.946297482066E+29
n5 2.0053571143436E+37

Nth Root

y√n
2√n 5373.028847866
3√n 306.76992597592
4√n 73.300947114386
5√n 31.051863537919

Divisors of 28869439

1, 23, 463, 2711, 10649, 62353, 1255193, 28869439

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 -28869438
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 28869439 can be divided by 8 positive divisors. The sum of these divisors (counting 28869439) is 1, the average is 0.125.

Base conversion 28869439

Base System Value
2 Binary 1101110001000001100111111
3 Ternary 2000022201102111
4 Quaternary 1232020030333
5 Quinary 24342310224
6 Senary 2510434451
8 Octal 156101477
10 Decimal 28869439
12 Duodecimal 9802a27
16 Hexadecimal 1b8833f
20 Vigesimal 908dbj
36 Base36 h6rsv

Cryptographic Hash Functions

md5 5c107a32e5ecf39ad15b04e0dc3d5af7
sha1 4503e59fcf116f7e02e033b7952e0f09e6ab28f5
sha256 3662d880c5a3b808b21ee645044957bb8cbd5839a650cdb73eb304e16ff5c27f
sha512 34b90e5b35c648885d08e7979d2a423ee2f1230041e71d499264f253b503c8324357f20b68865c32e986ced65ba633182424db38e692e9f5cce818b65b4c6970
ripemd-160 bc47ef25647346d3be130657167867403c1f59db

28869439 as geometric shapes

Circle

Radius = n
Diameter 57738878
Circumference 181392034.95132
Area 2.6183431440565E+15

Sphere

Radius = n
Volume 1.0078679690454E+23
Surface area 1.0473372576226E+16
Circumference 181392034.95132

Square

Length = n
Perimeter 115477756
Area 833444508174721
Diagonal 40827552.171903

Cube

Length = n
Surface area 5000667049048326
Volume 2.4061075388635E+22
Space diagonal 50003335.13401

Equilateral Triangle

Length = n
Perimeter 86608317
Area 3.6089205836197E+14
Altitude 25001667.567005

Triangular Pyramid

Length = n
Surface area 3.6089205836197E+14
Volume 2.8356249283241E+21
Height 13609184.057301