68091440 (number)

68091440 is an even 8-digits composite number following 68091439 and preceding 68091441. In scientific notation, it is written as 6.8091440 × 10^7. The sum of its digits is 32. It has a total of 7 prime factors and 40 positive divisors. There are 25802496 positive integers (up to 68091440) that are relatively prime to 68091440.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.8091440 × 10^7
Engineering notation 6.8091440 × 10^6

Prime Factorization of 68091440

Prime Factorization 2 × 2 × 2 × 2 × 5 × 19 × 44797

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 8511430
Product of the distinct prime numbers

The prime factorization of 68091440 is 2 × 2 × 2 × 2 × 5 × 19 × 44797. Since it has a total of 7 prime factors.

Most popular turbo-numbers

3, 2, 93, 75, 367, 72, 5199, 7630, 98601, 18466, 926593, 65144, 5354045, 4755869, 7798305, 70441793, 456479349, 971090579, 6599274339, 7264681131

Basic calculations (n = 68091440)

Multiplication

n×y
n×2 136182880
n×3 204274320
n×4 272365760
n×5 340457200

Division

n÷y
n÷2 34045720
n÷3 22697146.666667
n÷3 17022860
n÷5 13618288

Exponentiation

ny
n2 4636444201273600
n3 3.1570216214437E+23
n4 2.1496614831524E+31
n5 1.4637354590038E+39

Nth Root

y√n
2√n 8251.7537529909
3√n 408.34838243393
4√n 90.839164202402
5√n 36.865362078803

Divisors of 68091440

1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 44797, 89594, 179188, 223985, 358376, 447970, 716752, 851143, 895940, 1702286, 1791880, 3404572, 3583760, 4255715, 6809144, 8511430, 13618288, 17022860, 34045720, 68091440

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -68091439
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 68091440 can be divided by 40 positive divisors. The sum of these divisors (counting 68091440) is 1, the average is 0.025.

Base conversion 68091440

Base System Value
2 Binary 100000011101111111000110000
3 Ternary 11202010101220012
4 Quaternary 10003233320300
5 Quinary 114412411230
6 Senary 10431234052
8 Octal 403577060
10 Decimal 68091440
12 Duodecimal 1a978928
16 Hexadecimal 40efe30
20 Vigesimal 115b8c0
36 Base36 14jfow

Cryptographic Hash Functions

md5 89d14f0aeda32e47904ebd4b7b171647
sha1 bf23da037ac2b6d16e88f54179ce0933f2388e3b
sha256 e94503c2e5251daf645e3d50ae64af33de286e782cd8b092f2c4b1fcbecc53bf
sha512 e46ed5bc517e44cdfd52a44c518a78e0c3f0ce9449f3b6a08209cc2b66c6dee8a696c96e1e5d9946d2c20c5607014c5b3c8cc99fc6410f010bc7ac3d838ab2a4
ripemd-160 8c507e1dd0bab241510e9bfef9dc84a2a6ac36f4

68091440 as geometric shapes

Circle

Radius = n
Diameter 136182880
Circumference 427831135.3527
Area 1.45658190415E+16

Sphere

Radius = n
Volume 1.3224101244202E+24
Surface area 5.8263276166001E+16
Circumference 427831135.3527

Square

Length = n
Perimeter 272365760
Area 4636444201273600
Diagonal 96295837.929514

Cube

Length = n
Surface area 27818665207641600
Volume 3.1570216214437E+23
Space diagonal 117937833.64053

Equilateral Triangle

Length = n
Perimeter 204274320
Area 2.007639230766E+15
Altitude 58968916.820264

Triangular Pyramid

Length = n
Surface area 2.007639230766E+15
Volume 3.720585661459E+22
Height 32098612.643171