66888840 (number)

66888840 is an even 8-digits composite number following 66888839 and preceding 66888841. In scientific notation, it is written as 6.6888840 × 10^7. The sum of its digits is 48. It has a total of 7 prime factors and 64 positive divisors. There are 17633792 positive integers (up to 66888840) that are relatively prime to 66888840.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.6888840 × 10^7
Engineering notation 6.6888840 × 10^6

Prime Factorization of 66888840

Prime Factorization 2 × 2 × 2 × 3 × 5 × 89 × 6263

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 16722210
Product of the distinct prime numbers

The prime factorization of 66888840 is 2 × 2 × 2 × 3 × 5 × 89 × 6263. Since it has a total of 7 prime factors.

Most popular turbo-numbers

6, 8, 87, 54, 926, 250, 8952, 9943, 6599, 27662, 715161, 316270, 5048612, 4085070, 33842615, 18711099, 281135396, 26233529, 6366937529, 2975608310

Basic calculations (n = 66888840)

Multiplication

n×y
n×2 133777680
n×3 200666520
n×4 267555360
n×5 334444200

Division

n÷y
n÷2 33444420
n÷3 22296280
n÷3 16722210
n÷5 13377768

Exponentiation

ny
n2 4474116916545600
n3 2.9926849057211E+23
n4 2.001772218292E+31
n5 1.3389622162578E+39

Nth Root

y√n
2√n 8178.5597754128
3√n 405.93006795385
4√n 90.4353900606
5√n 36.73421240768

Divisors of 66888840

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2136, 2670, 3560, 5340, 6263, 10680, 12526, 18789, 25052, 31315, 37578, 50104, 62630, 75156, 93945, 125260, 150312, 187890, 250520, 375780, 557407, 751560, 1114814, 1672221, 2229628, 2787035, 3344442, 4459256, 5574070, 6688884, 8361105, 11148140, 13377768, 16722210, 22296280, 33444420, 66888840

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -66888839
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 66888840 can be divided by 64 positive divisors. The sum of these divisors (counting 66888840) is 1, the average is 0.015625.

Base conversion 66888840

Base System Value
2 Binary 11111111001010010010001000
3 Ternary 11122212022020110
4 Quaternary 3333022102020
5 Quinary 114110420330
6 Senary 10345354320
8 Octal 377122210
10 Decimal 66888840
12 Duodecimal 1a4989a0
16 Hexadecimal 3fca488
20 Vigesimal 10i1220
36 Base36 13tnrc

Cryptographic Hash Functions

md5 605bdd21e44b1242c3859e2dc3ec947a
sha1 95dbf90b69a5123672cfd08da7b290810282633b
sha256 8cd1baddf34060168327417128dad76b56310d3dc8976310662cfbfe8f5a8263
sha512 2e7184411ceaeb43879f39c58f47ac7a8fbaa6618e538a20677c792465709adae1dedd7ffa2b91a16ac6015f69aec80d6b320f86d7f2c8325ad815c243d2a91a
ripemd-160 688c2289d43552149864aed13d3fded5b1075c37

66888840 as geometric shapes

Circle

Radius = n
Diameter 133777680
Circumference 420274976.70229
Area 1.4055852836321E+16

Sphere

Radius = n
Volume 1.2535729219097E+24
Surface area 5.6223411345286E+16
Circumference 420274976.70229

Square

Length = n
Perimeter 267555360
Area 4474116916545600
Diagonal 94595104.699404

Cube

Length = n
Surface area 26844701499273600
Volume 2.9926849057211E+23
Space diagonal 115854869.33935

Equilateral Triangle

Length = n
Perimeter 200666520
Area 1.9373494546151E+15
Altitude 57927434.669673

Triangular Pyramid

Length = n
Surface area 1.9373494546151E+15
Volume 3.52691298465E+22
Height 31531701.566468