64491444 (number)

64491444 is an even 8-digits composite number following 64491443 and preceding 64491445. In scientific notation, it is written as 6.4491444 × 10^7. The sum of its digits is 36. It has a total of 6 prime factors and 48 positive divisors. There are 20914848 positive integers (up to 64491444) that are relatively prime to 64491444.

Interesting facts

Basic properties

Name

Name sixty-four million four hundred ninety-one thousand four hundred forty-four

Notation

Scientific notation 6.4491444 × 10^7
Engineering notation 6.4491444 × 10^6

Prime Factorization of 64491444

Prime Factorization 2 × 2 × 3 × 9 × 37 × 16139

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 32245722
Product of the distinct prime numbers

The prime factorization of 64491444 is 2 × 2 × 3 × 9 × 37 × 16139. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 64491444)

Multiplication

n×y
n×2 128982888
n×3 193474332
n×4 257965776
n×5 322457220

Division

n÷y
n÷2 32245722
n÷3 21497148
n÷3 16122861
n÷5 12898288.8

Exponentiation

ny
n2 4159146349205136
n3 2.6822935386757E+23
n4 1.7298498354106E+31
n5 1.1156051378879E+39

Nth Root

y√n
2√n 8030.6565111453
3√n 401.02123215998
4√n 89.613930340909
5√n 36.467032175397

Divisors of 64491444

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -64491443
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 64491444 can be divided by 48 positive divisors. The sum of these divisors (counting 64491444) is 1, the average is 0.020833333333333.

Base conversion 64491444

Base System Value
2 Binary 11110110000000111110110100
3 Ternary 11111100111122000
4 Quaternary 3312000332310
5 Quinary 113002211234
6 Senary 10222135300
8 Octal 366007664
10 Decimal 64491444
12 Duodecimal 19721530
16 Hexadecimal 3d80fb4
20 Vigesimal 10318c4
36 Base36 12e9x0

Cryptographic Hash Functions

md5 44f8f091726902df7bbe0a58e03642f6
sha1 4cdc7bcad0790a05b3dd331cce86d81b77c71fa4
sha256 7d79ba02cc8a58ca78640be078427a8322264668ec35181132b16f7fefa123c7
sha512 8bb83c37391c391f39afa6cfd0732e8ee359ace2b6e2d4c4717acc4617a03a6d009d6cdc2ac49d3e3d4f901f6f350da251607cbcc62cf6792418c7e7fec3a916
ripemd-160 a7b5d1be8ea1e493c5641121882f114510040c23

64491444 as geometric shapes

Circle

Radius = n
Diameter 128982888
Circumference 405211693.3796
Area 1.3066343615868E+16

Sphere

Radius = n
Volume 1.1235564901166E+24
Surface area 5.2265374463471E+16
Circumference 405211693.3796

Square

Length = n
Perimeter 257965776
Area 4159146349205136
Diagonal 91204674.761825

Cube

Length = n
Surface area 24954878095230816
Volume 2.6822935386757E+23
Space diagonal 111702457.66148

Equilateral Triangle

Length = n
Perimeter 193474332
Area 1.8009631982345E+15
Altitude 55851228.830742

Triangular Pyramid

Length = n
Surface area 1.8009631982345E+15
Volume 3.1611132505507E+22
Height 30401558.253942