65642720 (number)

65642720 is an even 8-digits composite number following 65642719 and preceding 65642721. In scientific notation, it is written as 6.5642720 × 10^7. The sum of its digits is 32. It has a total of 9 prime factors and 96 positive divisors. There are 20736000 positive integers (up to 65642720) that are relatively prime to 65642720.

Interesting facts

Basic properties

Name

Name sixty-five million six hundred forty-two thousand seven hundred twenty

Notation

Scientific notation 6.5642720 × 10^7
Engineering notation 6.5642720 × 10^6

Prime Factorization of 65642720

Prime Factorization 2 × 2 × 2 × 2 × 2 × 5 × 209 × 13 × 151

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 4102670
Product of the distinct prime numbers

The prime factorization of 65642720 is 2 × 2 × 2 × 2 × 2 × 5 × 209 × 13 × 151. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 65642720)

Multiplication

n×y
n×2 131285440
n×3 196928160
n×4 262570880
n×5 328213600

Division

n÷y
n÷2 32821360
n÷3 21880906.666667
n÷3 16410680
n÷5 13128544

Exponentiation

ny
n2 4308966688998400
n3 2.8285229385525E+23
n4 1.8567193926898E+31
n5 1.2188011121291E+39

Nth Root

y√n
2√n 8102.0195013342
3√n 403.39346294451
4√n 90.011218752632
5√n 36.596311340979

Divisors of 65642720

96 divisors

τ Total Divisors 96
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -65642719
Sum of the proper positive divisors of n
A Arithmetic Mean 0.010416666666667
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 96
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 65642720 can be divided by 96 positive divisors. The sum of these divisors (counting 65642720) is 1, the average is 0.010416666666667.

Base conversion 65642720

Base System Value
2 Binary 11111010011010000011100000
3 Ternary 11120111222212212
4 Quaternary 3322122003200
5 Quinary 113301031340
6 Senary 10302541252
8 Octal 372320340
10 Decimal 65642720
12 Duodecimal 19b97828
16 Hexadecimal 3e9a0e0
20 Vigesimal 10a56g0
36 Base36 132y8w

Cryptographic Hash Functions

md5 8daf8e2732208025b8c252243ed81844
sha1 eea217d3cce331d5f1e0815f9ec81a4278561f35
sha256 0e2663e2d1d92d57df050d94caa40135afb6fb051c78e647e2d9cc1233aff41c
sha512 b03149c094314963822dbfdb289e65bbdb8739684c99998d1ca3b79a73b0e476a3a9bb323168b2d1bc7bbcc1b59be93981a4f2983d9ce1a99f4aa85c28bd32bd
ripemd-160 55b57b11db12c6169baeac3efbef1ebcda884436

65642720 as geometric shapes

Circle

Radius = n
Diameter 131285440
Circumference 412445373.8273
Area 1.3537018094721E+16

Sphere

Radius = n
Volume 1.1848089179022E+24
Surface area 5.4148072378882E+16
Circumference 412445373.8273

Square

Length = n
Perimeter 262570880
Area 4308966688998400
Diagonal 92832824.89506

Cube

Length = n
Surface area 25853800133990400
Volume 2.8285229385525E+23
Space diagonal 113696526.18702

Equilateral Triangle

Length = n
Perimeter 196928160
Area 1.8658373083668E+15
Altitude 56848263.093509

Triangular Pyramid

Length = n
Surface area 1.8658373083668E+15
Volume 3.3334462509869E+22
Height 30944274.96502