64938897 (number)

64938897 is an odd 8-digits composite number following 64938896 and preceding 64938898. In scientific notation, it is written as 6.4938897 × 10^7. The sum of its digits is 54. It has a total of 2 prime factors and 4 positive divisors. There are 43292592 positive integers (up to 64938897) that are relatively prime to 64938897.

Interesting facts

Basic properties

Name

Name sixty-four million nine hundred thirty-eight thousand eight hundred ninety-seven

Notation

Scientific notation 6.4938897 × 10^7
Engineering notation 6.4938897 × 10^6

Prime Factorization of 64938897

Prime Factorization 9 × 7215433

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 64938897
Product of the distinct prime numbers

The prime factorization of 64938897 is 9 × 7215433. Since it has a total of 2 prime factors.

Most popular turbo-numbers

8, 4, 19, 59, 594, 535, 1975, 3988, 59867, 21728, 885254, 127813, 475978, 4661506, 70780140, 72385646, 648570950, 962158519, 7484102870, 2575316912

Basic calculations (n = 64938897)

Multiplication

n×y
n×2 129877794
n×3 194816691
n×4 259755588
n×5 324694485

Division

n÷y
n÷2 32469448.5
n÷3 21646299
n÷3 16234724.25
n÷5 12987779.4

Exponentiation

ny
n2 4217060343576609
n3 2.7385124729431E+23
n4 1.7783597941366E+31
n5 1.1548472350038E+39

Nth Root

y√n
2√n 8058.4674101221
3√n 401.94654743364
4√n 89.768966854488
5√n 36.51749525909

Divisors of 64938897

1, 9, 7215433, 64938897

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 -64938896
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 64938897 can be divided by 4 positive divisors. The sum of these divisors (counting 64938897) is 1, the average is 0.25.

Base conversion 64938897

Base System Value
2 Binary 11110111101110001110010001
3 Ternary 11112012020102100
4 Quaternary 3313232032101
5 Quinary 113111021042
6 Senary 10235511013
8 Octal 367561621
10 Decimal 64938897
12 Duodecimal 198b8469
16 Hexadecimal 3dee391
20 Vigesimal 105h74h
36 Base36 12nv69

Cryptographic Hash Functions

md5 8f25c9ed666beace05fcd524df1c8c09
sha1 55ee628b221ee524bf50969e091006a870a5c41d
sha256 777e9ac4d525fdfc8d433d63b07e9a2e8629eeb87db524b729ced6dc2e832b01
sha512 0cd599624c67a255d3df256b0deae381ced3f2cce7b66b6edf9271def109d4217cf514d7ab7883703e6ae79fd9b25dc6fd619482a70d5a1147f5701f5d44afe3
ripemd-160 5b3052bc60bc56da448a0a8f294625968e85ee68

64938897 as geometric shapes

Circle

Radius = n
Diameter 129877794
Circumference 408023123.49485
Area 1.3248285795125E+16

Sphere

Radius = n
Volume 1.1471054222349E+24
Surface area 5.29931431805E+16
Circumference 408023123.49485

Square

Length = n
Perimeter 259755588
Area 4217060343576609
Diagonal 91837468.86295

Cube

Length = n
Surface area 25302362061459654
Volume 2.7385124729431E+23
Space diagonal 112477468.99148

Equilateral Triangle

Length = n
Perimeter 194816691
Area 1.8260406934146E+15
Altitude 56238734.495741

Triangular Pyramid

Length = n
Surface area 1.8260406934146E+15
Volume 3.22736789997E+22
Height 30612489.620983