66888960 (number)

66888960 is an even 8-digits composite number following 66888959 and preceding 66888961. In scientific notation, it is written as 6.6888960 × 10^7. The sum of its digits is 51. It has a total of 10 prime factors and 36 positive divisors. There are 17836032 positive integers (up to 66888960) that are relatively prime to 66888960.

Interesting facts

Basic properties

Name

Name sixty-six million eight hundred eighty-eight thousand nine hundred sixty

Notation

Scientific notation 6.6888960 × 10^7
Engineering notation 6.6888960 × 10^6

Prime Factorization of 66888960

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 15 × 17419

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 522570
Product of the distinct prime numbers

The prime factorization of 66888960 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 15 × 17419. Since it has a total of 10 prime factors.

Most popular turbo-numbers

Basic calculations (n = 66888960)

Multiplication

n×y
n×2 133777920
n×3 200666880
n×4 267555840
n×5 334444800

Division

n÷y
n÷2 33444480
n÷3 22296320
n÷3 16722240
n÷5 13377792

Exponentiation

ny
n2 4474132969881600
n3 2.9927010125709E+23
n4 2.0017865832182E+31
n5 1.3389742269342E+39

Nth Root

y√n
2√n 8178.5671116645
3√n 405.93031070276
4√n 90.435430621325
5√n 36.734225588062

Divisors of 66888960

36 divisors

τ Total Divisors 36
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -66888959
Sum of the proper positive divisors of n
A Arithmetic Mean 0.027777777777778
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 36
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 66888960 can be divided by 36 positive divisors. The sum of these divisors (counting 66888960) is 1, the average is 0.027777777777778.

Base conversion 66888960

Base System Value
2 Binary 11111111001010010100000000
3 Ternary 11122212022101220
4 Quaternary 3333022110000
5 Quinary 114110421320
6 Senary 10345355040
8 Octal 377122400
10 Decimal 66888960
12 Duodecimal 1a498a80
16 Hexadecimal 3fca500
20 Vigesimal 10i1280
36 Base36 13tnuo

Cryptographic Hash Functions

md5 38c975bdb674afe650a1a8a15372f152
sha1 6337cbbdacb391bbe52a551bb67a73fad992630b
sha256 8ac1081dd19fffceceefa1d1973e23660a61dd81aeaadc61f0ff49216a34e2a3
sha512 379700741f0c4c1120c33f673ffcd9540ae3fc561df14f2a7d1bf91501a57d2c0f6d458cc0e910535a945944ad1a3109bde1d5c0a36ca74174e7d56d8517789b
ripemd-160 fd96ed3a0bfb97f1192c3953384c1f14a4fff856

66888960 as geometric shapes

Circle

Radius = n
Diameter 133777920
Circumference 420275730.68452
Area 1.4055903269364E+16

Sphere

Radius = n
Volume 1.2535796687311E+24
Surface area 5.6223613077456E+16
Circumference 420275730.68452

Square

Length = n
Perimeter 267555840
Area 4474132969881600
Diagonal 94595274.405031

Cube

Length = n
Surface area 26844797819289600
Volume 2.9927010125709E+23
Space diagonal 115855077.18544

Equilateral Triangle

Length = n
Perimeter 200666880
Area 1.9373564059135E+15
Altitude 57927538.592721

Triangular Pyramid

Length = n
Surface area 1.9373564059135E+15
Volume 3.5269319667546E+22
Height 31531758.13501