71388688 (number)

71388688 is an even 8-digits composite number following 71388687 and preceding 71388689. In scientific notation, it is written as 7.1388688 × 10^7. The sum of its digits is 49. It has a total of 8 prime factors and 80 positive divisors. There are 28207872 positive integers (up to 71388688) that are relatively prime to 71388688.

Interesting facts

Basic properties

Name

Name seventy-one million three hundred eighty-eight thousand six hundred eighty-eight

Notation

Scientific notation 7.1388688 × 10^7
Engineering notation 7.1388688 × 10^6

Prime Factorization of 71388688

Prime Factorization 2 × 2 × 2 × 2 × 23 × 49 × 37 × 107

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 8923586
Product of the distinct prime numbers

The prime factorization of 71388688 is 2 × 2 × 2 × 2 × 23 × 49 × 37 × 107. Since it has a total of 8 prime factors.

Most popular turbo-numbers

6, 8, 67, 31, 816, 445, 5352, 779, 55362, 61253, 711886, 852960, 1208652, 6707719, 59233941, 77627042, 979068668, 13308941, 9101420128, 4849683503

Basic calculations (n = 71388688)

Multiplication

n×y
n×2 142777376
n×3 214166064
n×4 285554752
n×5 356943440

Division

n÷y
n÷2 35694344
n÷3 23796229.333333
n÷3 17847172
n÷5 14277737.6

Exponentiation

ny
n2 5096344774361344
n3 3.6382136703731E+23
n4 2.597273005916E+31
n5 1.8541591227016E+39

Nth Root

y√n
2√n 8449.1826823664
3√n 414.83602754175
4√n 91.919435824892
5√n 37.215673257641

Divisors of 71388688

1, 2, 4, 8, 16, 23, 37, 46, 49, 74, 92, 98, 107, 148, 184, 196, 214, 296, 368, 392, 428, 592, 784, 851, 856, 1127, 1702, 1712, 1813, 2254, 2461, 3404, 3626, 3959, 4508, 4922, 5243, 6808, 7252, 7918, 9016, 9844, 10486, 13616, 14504, 15836, 18032, 19688, 20972, 29008, 31672, 39376, 41699, 41944, 63344, 83398, 83888, 91057, 120589, 166796, 182114, 193991, 241178, 333592, 364228, 387982, 482356, 667184, 728456, 775964, 964712, 1456912, 1551928, 1929424, 3103856, 4461793, 8923586, 17847172, 35694344, 71388688

80 divisors

τ Total Divisors 80
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -71388687
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0125
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 80
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 71388688 can be divided by 80 positive divisors. The sum of these divisors (counting 71388688) is 1, the average is 0.0125.

Base conversion 71388688

Base System Value
2 Binary 100010000010100111000010000
3 Ternary 11222022220212111
4 Quaternary 10100110320100
5 Quinary 121233414223
6 Senary 11030035104
8 Octal 420247020
10 Decimal 71388688
12 Duodecimal 1baa8a94
16 Hexadecimal 4414e10
20 Vigesimal 1263be8
36 Base36 16i3v4

Cryptographic Hash Functions

md5 67126208971c180efa932f9ca4eb575d
sha1 26155482176ba6bd3146409dac439d320ea3c983
sha256 571c523ed7ea806b09024f33174d08ecf8e0aa9842e1253c34eaef1d0d9f702f
sha512 dd050f6557cf26bdad6f01bdffae69f8c46582e081f2e5c835c94e7a93893d1b0bfb6e1ad32c1f102463157b5b6f33f13b75a7324b81777e8b941d0098b559dc
ripemd-160 7aeb31f768d09562d2f0114bb4c973fd01d99c67

71388688 as geometric shapes

Circle

Radius = n
Diameter 142777376
Circumference 448548355.54043
Area 1.6010639303294E+16

Sphere

Radius = n
Volume 1.5239713785379E+24
Surface area 6.4042557213177E+16
Circumference 448548355.54043

Square

Length = n
Perimeter 285554752
Area 5096344774361344
Diagonal 100958850.76962

Cube

Length = n
Surface area 30578068646168064
Volume 3.6382136703731E+23
Space diagonal 123648834.70168

Equilateral Triangle

Length = n
Perimeter 214166064
Area 2.2067820205205E+15
Altitude 61824417.350841

Triangular Pyramid

Length = n
Surface area 2.2067820205205E+15
Volume 4.2876759295441E+22
Height 33652950.25654