71887890 (number)

71887890 is an even 8-digits composite number following 71887889 and preceding 71887891. In scientific notation, it is written as 7.1887890 × 10^7. The sum of its digits is 48. It has a total of 6 prime factors and 64 positive divisors. There are 18662400 positive integers (up to 71887890) that are relatively prime to 71887890.

Interesting facts

Basic properties

Name

Name seventy-one million eight hundred eighty-seven thousand eight hundred ninety

Notation

Scientific notation 7.1887890 × 10^7
Engineering notation 7.1887890 × 10^6

Prime Factorization of 71887890

Prime Factorization 2 × 3 × 5 × 61 × 241 × 163

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 71887890
Product of the distinct prime numbers

The prime factorization of 71887890 is 2 × 3 × 5 × 61 × 241 × 163. Since it has a total of 6 prime factors.

Most popular turbo-numbers

4, 6, 43, 42, 760, 448, 4707, 5040, 34943, 99068, 780513, 852360, 8973634, 3525842, 98658788, 68005614, 615248581, 900114881, 2412884795, 9335473157

Basic calculations (n = 71887890)

Multiplication

n×y
n×2 143775780
n×3 215663670
n×4 287551560
n×5 359439450

Division

n÷y
n÷2 35943945
n÷3 23962630
n÷3 17971972.5
n÷5 14377578

Exponentiation

ny
n2 5167868728652100
n3 3.7150717869978E+23
n4 2.670686719658E+31
n5 1.9199003312724E+39

Nth Root

y√n
2√n 8478.6726555517
3√n 415.80072818579
4√n 92.079708163915
5√n 37.267576132517

Divisors of 71887890

1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 163, 183, 241, 305, 326, 366, 482, 489, 610, 723, 815, 915, 978, 1205, 1446, 1630, 1830, 2410, 2445, 3615, 4890, 7230, 9943, 14701, 19886, 29402, 29829, 39283, 44103, 49715, 59658, 73505, 78566, 88206, 99430, 117849, 147010, 149145, 196415, 220515, 235698, 298290, 392830, 441030, 589245, 1178490, 2396263, 4792526, 7188789, 11981315, 14377578, 23962630, 35943945, 71887890

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 -71887889
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 71887890 can be divided by 64 positive divisors. The sum of these divisors (counting 71887890) is 1, the average is 0.015625.

Base conversion 71887890

Base System Value
2 Binary 100010010001110110000010010
3 Ternary 12000021021122110
4 Quaternary 10102032300102
5 Quinary 121400403030
6 Senary 11044450150
8 Octal 422166022
10 Decimal 71887890
12 Duodecimal 200a9956
16 Hexadecimal 448ec12
20 Vigesimal 1295jea
36 Base36 16st1u

Cryptographic Hash Functions

md5 8b89591bba0939cef3ff3bbe67da8fda
sha1 57603d364ddbb612b911ea07ddba2c4433220298
sha256 24ecf5d7ee2554e67c28f4af0ff878a2fe625edcd479ece33f607f5ed33fb1d9
sha512 ebf0596e6aba6360082c8397b2841e1448dc27dfee8d4adfa45448e8bca71474e9275d59f85b243028c08ac33b33487c93a06749394ece595349f8547c1d0f3d
ripemd-160 006a28443db82c9fff2641a64e7d581003c50da4

71887890 as geometric shapes

Circle

Radius = n
Diameter 143775780
Circumference 451684934.21214
Area 1.623533843265E+16

Sphere

Radius = n
Volume 1.5561656311455E+24
Surface area 6.4941353730599E+16
Circumference 451684934.21214

Square

Length = n
Perimeter 287551560
Area 5167868728652100
Diagonal 101664829.00839

Cube

Length = n
Surface area 31007212371912600
Volume 3.7150717869978E+23
Space diagonal 124513477.92892

Equilateral Triangle

Length = n
Perimeter 215663670
Area 2.237752801218E+15
Altitude 62256738.964461

Triangular Pyramid

Length = n
Surface area 2.237752801218E+15
Volume 4.378254088635E+22
Height 33888276.336128