64989845 (number)

64989845 is an odd 8-digits composite number following 64989844 and preceding 64989846. In scientific notation, it is written as 6.4989845 × 10^7. The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors. There are 51906960 positive integers (up to 64989845) that are relatively prime to 64989845.

Interesting facts

Basic properties

Name

Name sixty-four million nine hundred eighty-nine thousand eight hundred forty-five

Notation

Scientific notation 6.4989845 × 10^7
Engineering notation 6.4989845 × 10^6

Prime Factorization of 64989845

Prime Factorization 5 × 631 × 20599

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 64989845
Product of the distinct prime numbers

The prime factorization of 64989845 is 5 × 631 × 20599. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 64989845)

Multiplication

n×y
n×2 129979690
n×3 194969535
n×4 259959380
n×5 324949225

Division

n÷y
n÷2 32494922.5
n÷3 21663281.666667
n÷3 16247461.25
n÷5 12997969

Exponentiation

ny
n2 4223679953124025
n3 2.7449630548314E+23
n4 1.7839472346422E+31
n5 1.1593845426757E+39

Nth Root

y√n
2√n 8061.6279373337
3√n 402.05163606578
4√n 89.786568802543
5√n 36.523223443112

Divisors of 64989845

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 -64989844
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 64989845 can be divided by 8 positive divisors. The sum of these divisors (counting 64989845) is 1, the average is 0.125.

Base conversion 64989845

Base System Value
2 Binary 11110111111010101010010101
3 Ternary 11112021211022022
4 Quaternary 3313322222111
5 Quinary 113114133340
6 Senary 10240542525
8 Octal 367725225
10 Decimal 64989845
12 Duodecimal 19921a45
16 Hexadecimal 3dfaa95
20 Vigesimal 1063ec5
36 Base36 12oyhh

Cryptographic Hash Functions

md5 a243546e30162962d424cfe292dd4282
sha1 a64ea365fb399246a81bcc5b9daccc1c80616649
sha256 31377377ac538e5e14c0d1e13ae69d961767be058f9a0b1c93794aabe7238d6e
sha512 ddc9eab469d0fb684689947e7e0494b33663dfba405c2c1114ab87137ab22800409bbeaf4496563a60f9ff39c90a1a2b70b6c490a3cd6da9c6f2f2da00d580f2
ripemd-160 fa95cac1661185e3454de1765e6b5c4f31723ffe

64989845 as geometric shapes

Circle

Radius = n
Diameter 129979690
Circumference 408343239.21988
Area 1.3269081911849E+16

Sphere

Radius = n
Volume 1.1498074356578E+24
Surface area 5.3076327647396E+16
Circumference 408343239.21988

Square

Length = n
Perimeter 259959380
Area 4223679953124025
Diagonal 91909520.215525

Cube

Length = n
Surface area 25342079718744150
Volume 2.7449630548314E+23
Space diagonal 112565713.51603

Equilateral Triangle

Length = n
Perimeter 194969535
Area 1.8289070684302E+15
Altitude 56282856.758013

Triangular Pyramid

Length = n
Surface area 1.8289070684302E+15
Volume 3.2349699836297E+22
Height 30636506.738508