71389888 (number)

71389888 is an even 8-digits composite number following 71389887 and preceding 71389889. In scientific notation, it is written as 7.1389888 × 10^7. The sum of its digits is 52. It has a total of 7 prime factors and 14 positive divisors. There are 35694912 positive integers (up to 71389888) that are relatively prime to 71389888.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 7.1389888 × 10^7
Engineering notation 7.1389888 × 10^6

Prime Factorization of 71389888

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 1115467

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 2230934
Product of the distinct prime numbers

The prime factorization of 71389888 is 2 × 2 × 2 × 2 × 2 × 2 × 1115467. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 71389888)

Multiplication

n×y
n×2 142779776
n×3 214169664
n×4 285559552
n×5 356949440

Division

n÷y
n÷2 35694944
n÷3 23796629.333333
n÷3 17847472
n÷5 14277977.6

Exponentiation

ny
n2 5096516108652544
n3 3.638397141869E+23
n4 2.5974476445755E+31
n5 1.8543149643211E+39

Nth Root

y√n
2√n 8449.2536948538
3√n 414.83835190834
4√n 91.919822099772
5√n 37.215798371322

Divisors of 71389888

14 divisors

τ Total Divisors 14
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -71389887
Sum of the proper positive divisors of n
A Arithmetic Mean 0.071428571428571
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 14
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 71389888 can be divided by 14 positive divisors. The sum of these divisors (counting 71389888) is 1, the average is 0.071428571428571.

Base conversion 71389888

Base System Value
2 Binary 100010000010101001011000000
3 Ternary 11222022222111221
4 Quaternary 10100111023000
5 Quinary 121233434023
6 Senary 11030044424
8 Octal 420251300
10 Decimal 71389888
12 Duodecimal 1baa9714
16 Hexadecimal 44152c0
20 Vigesimal 1263ee8
36 Base36 16i4sg

Cryptographic Hash Functions

md5 7fa286d7edac0ef00481450fabcfa755
sha1 602fd9de9505c1b80d48af65ab80150bf59e8c58
sha256 e3322d0103d85056eecd59566cc69ccb3b16e2d7285b97e7dec0317d9ed3666e
sha512 421539c30c8d7558b901b6226196620f96aaaccb4f5410843ac35f73ad7f04adbcd8e2a19ab44f36b5a743d8d9d5926c7c7d18e35d6a4d0f760741c9678ed26c
ripemd-160 363a00ea301aadbd971b7f4e3eb51e51d029e7d3

71389888 as geometric shapes

Circle

Radius = n
Diameter 142779776
Circumference 448555895.3628
Area 1.6011177565845E+16

Sphere

Radius = n
Volume 1.5240482308984E+24
Surface area 6.4044710263379E+16
Circumference 448555895.3628

Square

Length = n
Perimeter 285559552
Area 5096516108652544
Diagonal 100960547.8259

Cube

Length = n
Surface area 30579096651915264
Volume 3.638397141869E+23
Space diagonal 123650913.16265

Equilateral Triangle

Length = n
Perimeter 214169664
Area 2.2068562104449E+15
Altitude 61825456.581326

Triangular Pyramid

Length = n
Surface area 2.2068562104449E+15
Volume 4.2878921527756E+22
Height 33653515.941965