64993840 (number)

64993840 is an even 8-digits composite number following 64993839 and preceding 64993841. In scientific notation, it is written as 6.4993840 × 10^7. The sum of its digits is 43. It has a total of 7 prime factors and 40 positive divisors. There are 25939200 positive integers (up to 64993840) that are relatively prime to 64993840.

Interesting facts

Basic properties

Name

Name sixty-four million nine hundred ninety-three thousand eight hundred forty

Notation

Scientific notation 6.4993840 × 10^7
Engineering notation 6.4993840 × 10^6

Prime Factorization of 64993840

Prime Factorization 2 × 2 × 2 × 2 × 5 × 1051 × 773

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 8124230
Product of the distinct prime numbers

The prime factorization of 64993840 is 2 × 2 × 2 × 2 × 5 × 1051 × 773. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 64993840)

Multiplication

n×y
n×2 129987680
n×3 194981520
n×4 259975360
n×5 324969200

Division

n÷y
n÷2 32496920
n÷3 21664613.333333
n÷3 16248460
n÷5 12998768

Exponentiation

ny
n2 4224199237945600
n3 2.7454692939916E+23
n4 1.784385920186E+31
n5 1.1597409299482E+39

Nth Root

y√n
2√n 8061.8757122645
3√n 402.05987408808
4√n 89.78794859147
5√n 36.523672456923

Divisors of 64993840

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -64993839
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 64993840 can be divided by 40 positive divisors. The sum of these divisors (counting 64993840) is 1, the average is 0.025.

Base conversion 64993840

Base System Value
2 Binary 11110111111011101000110000
3 Ternary 11112022000210021
4 Quaternary 3313323220300
5 Quinary 113114300330
6 Senary 10241013224
8 Octal 367735060
10 Decimal 64993840
12 Duodecimal 19924214
16 Hexadecimal 3dfba30
20 Vigesimal 10644c0
36 Base36 12p1kg

Cryptographic Hash Functions

md5 cfc09355809a121da40917d6fa53f7a1
sha1 5b437345c0af1f5c9ca7833d04990dd7893fbe3a
sha256 78247f5fda96105a4938b87db88aea7423d8a1e7081a04219a05dbf57573092f
sha512 4df580f83408afaf5ea8e96a1138bdea630391b2b2a1d6875f58e23384eba05582737d4fe95b6b09b7b2783da2b507d37deff2606e7e3de3b19312b7ee5b28a9
ripemd-160 57ef520a8d2efba18a448724cd6815629667e53f

64993840 as geometric shapes

Circle

Radius = n
Diameter 129987680
Circumference 408368340.54518
Area 1.327071329323E+16

Sphere

Radius = n
Volume 1.1500194886214E+24
Surface area 5.3082853172918E+16
Circumference 408368340.54518

Square

Length = n
Perimeter 259975360
Area 4224199237945600
Diagonal 91915169.998707

Cube

Length = n
Surface area 25345195427673600
Volume 2.7454692939916E+23
Space diagonal 112572633.059

Equilateral Triangle

Length = n
Perimeter 194981520
Area 1.8291319253539E+15
Altitude 56286316.529501

Triangular Pyramid

Length = n
Surface area 1.8291319253539E+15
Volume 3.2355665922015E+22
Height 30638389.999569