81714984 (number)

81714984 is an even 8-digits composite number following 81714983 and preceding 81714985. In scientific notation, it is written as 8.1714984 × 10^7. The sum of its digits is 42. It has a total of 7 prime factors and 64 positive divisors. There are 24986880 positive integers (up to 81714984) that are relatively prime to 81714984.

Interesting facts

Basic properties

Name

Name eighty-one million seven hundred fourteen thousand nine hundred eighty-four

Notation

Scientific notation 8.1714984 × 10^7
Engineering notation 8.1714984 × 10^6

Prime Factorization of 81714984

Prime Factorization 2 × 2 × 2 × 3 × 13 × 181 × 1447

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 20428746
Product of the distinct prime numbers

The prime factorization of 81714984 is 2 × 2 × 2 × 3 × 13 × 181 × 1447. Since it has a total of 7 prime factors.

Most popular turbo-numbers

1, 1, 4, 80, 874, 995, 5122, 9884, 10643, 97413, 684866, 191419, 6420661, 1470858, 98046740, 25503363, 801843653, 490388902, 1285488896, 1266094232

Basic calculations (n = 81714984)

Multiplication

n×y
n×2 163429968
n×3 245144952
n×4 326859936
n×5 408574920

Division

n÷y
n÷2 40857492
n÷3 27238328
n÷3 20428746
n÷5 16342996.8

Exponentiation

ny
n2 6677338610120256
n3 5.4563861768856E+23
n4 4.4586850914203E+31
n5 3.6434138090645E+39

Nth Root

y√n
2√n 9039.63406339
3√n 433.94421193192
4√n 95.076990188951
5√n 38.234933572296

Divisors of 81714984

1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 181, 312, 362, 543, 724, 1086, 1447, 1448, 2172, 2353, 2894, 4341, 4344, 4706, 5788, 7059, 8682, 9412, 11576, 14118, 17364, 18811, 18824, 28236, 34728, 37622, 56433, 56472, 75244, 112866, 150488, 225732, 261907, 451464, 523814, 785721, 1047628, 1571442, 2095256, 3142884, 3404791, 6285768, 6809582, 10214373, 13619164, 20428746, 27238328, 40857492, 81714984

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 -81714983
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 81714984 can be divided by 64 positive divisors. The sum of these divisors (counting 81714984) is 1, the average is 0.015625.

Base conversion 81714984

Base System Value
2 Binary 100110111101101111100101000
3 Ternary 12200202112212220
4 Quaternary 10313231330220
5 Quinary 131404334414
6 Senary 12035234040
8 Octal 467557450
10 Decimal 81714984
12 Duodecimal 23448920
16 Hexadecimal 4dedf28
20 Vigesimal 15ae794
36 Base36 1cnfoo

Cryptographic Hash Functions

md5 ebafec66fac749333c40ea0949e4f15b
sha1 65c237fc1c3bba0c7f42d6a49ff759ca4f3e7877
sha256 b12a22ca5424be4fbfd043ab97a2f748645ae19d284cb0dc43c817d9fee1254e
sha512 6d43ad0823a1b18d3823a95158f631e883ea83e0aea5446e164c5843721c0f1656e8a81f776e9c1ce9c52231d9e18feed55bc2a21befce9b0abaea221a4fa227
ripemd-160 50994096ae0372f30628c07fdbb988748c039d1f

81714984 as geometric shapes

Circle

Radius = n
Diameter 163429968
Circumference 513430386.84521
Area 2.0977477923085E+16

Sphere

Radius = n
Volume 2.285565697127E+24
Surface area 8.3909911692341E+16
Circumference 513430386.84521

Square

Length = n
Perimeter 326859936
Area 6677338610120256
Diagonal 115562438.6219

Cube

Length = n
Surface area 40064031660721536
Volume 5.4563861768856E+23
Space diagonal 141534504.02768

Equilateral Triangle

Length = n
Perimeter 245144952
Area 2.8913724330174E+15
Altitude 70767252.013839

Triangular Pyramid

Length = n
Surface area 2.8913724330174E+15
Volume 6.4304127774139E+22
Height 38520812.873967