28379957 (number)

28379957 is an odd 8-digits composite number following 28379956 and preceding 28379958. In scientific notation, it is written as 2.8379957 × 10^7. The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors. There are 27719916 positive integers (up to 28379957) that are relatively prime to 28379957.

Interesting facts

Basic properties

Name

Name twenty-eight million three hundred seventy-nine thousand nine hundred fifty-seven

Notation

Scientific notation 2.8379957 × 10^7
Engineering notation 2.8379957 × 10^6

Prime Factorization of 28379957

Prime Factorization 43 × 659999

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 28379957
Product of the distinct prime numbers

The prime factorization of 28379957 is 43 × 659999. Since it has a total of 2 prime factors.

Most popular turbo-numbers

1, 8, 66, 27, 277, 411, 8823, 9396, 90733, 6511, 130989, 96778, 193174, 149263, 66117873, 93252528, 843734272, 716339178, 9332162220, 4661859287

Basic calculations (n = 28379957)

Multiplication

n×y
n×2 56759914
n×3 85139871
n×4 113519828
n×5 141899785

Division

n÷y
n÷2 14189978.5
n÷3 9459985.6666667
n÷3 7094989.25
n÷5 5675991.4

Exponentiation

ny
n2 805421959321849
n3 2.285784057241E+22
n4 6.4870453255785E+29
n5 1.8410206739697E+37

Nth Root

y√n
2√n 5327.2842049209
3√n 305.02627024462
4√n 72.988247032799
5√n 30.945845048852

Divisors of 28379957

1, 43, 659999, 28379957

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 -28379956
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 28379957 can be divided by 4 positive divisors. The sum of these divisors (counting 28379957) is 1, the average is 0.25.

Base conversion 28379957

Base System Value
2 Binary 1101100010000101100110101
3 Ternary 1222101211222112
4 Quaternary 1230100230311
5 Quinary 24231124312
6 Senary 2452140405
8 Octal 154205465
10 Decimal 28379957
12 Duodecimal 9607705
16 Hexadecimal 1b10b35
20 Vigesimal 8h79hh
36 Base36 gwa45

Cryptographic Hash Functions

md5 2e8087cb900388cc151da62b4848dd87
sha1 a329696d5868cf84bafc138b3345ee6406eaeb9c
sha256 75b6ef4e98a6b5f256b10da9b541905087d99fab764cae26eb5db5ac2e5f199a
sha512 ce82f7670116a9e6779fde43e947d4ac9206e4cc94713428376c0c47fd3ea1bfeeedc27305f0337fa003a310aa47764dacd0c8d122ce1af6f3e1ec6569e0bee1
ripemd-160 67047e5b50bfd4575d06eb74dda081c15a989a16

28379957 as geometric shapes

Circle

Radius = n
Diameter 56759914
Circumference 178316528.84079
Area 2.5303077104454E+15

Sphere

Radius = n
Volume 9.5746698692279E+22
Surface area 1.0121230841782E+16
Circumference 178316528.84079

Square

Length = n
Perimeter 113519828
Area 805421959321849
Diagonal 40135320.088965

Cube

Length = n
Surface area 4832531755931094
Volume 2.285784057241E+22
Space diagonal 49155527.44062

Equilateral Triangle

Length = n
Perimeter 85139871
Area 3.4875793876928E+14
Altitude 24577763.72031

Triangular Pyramid

Length = n
Surface area 3.4875793876928E+14
Volume 2.6938223453387E+21
Height 13378440.029655