81008022 (number)

81008022 is an even 8-digits composite number following 81008021 and preceding 81008023. In scientific notation, it is written as 8.1008022 × 10^7. The sum of its digits is 21. It has a total of 6 prime factors and 64 positive divisors. There are 24935040 positive integers (up to 81008022) that are relatively prime to 81008022.

Interesting facts

Basic properties

Name

Name eighty-one million eight thousand twenty-two

Notation

Scientific notation 8.1008022 × 10^7
Engineering notation 8.1008022 × 10^6

Prime Factorization of 81008022

Prime Factorization 2 × 3 × 31 × 79 × 149 × 37

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 81008022
Product of the distinct prime numbers

The prime factorization of 81008022 is 2 × 3 × 31 × 79 × 149 × 37. Since it has a total of 6 prime factors.

Most popular turbo-numbers

3, 7, 62, 72, 993, 845, 7312, 5752, 23058, 92232, 867911, 758471, 8258255, 6743532, 73110384, 43445221, 914605673, 772617252, 4374989430, 8406874064

Basic calculations (n = 81008022)

Multiplication

n×y
n×2 162016044
n×3 243024066
n×4 324032088
n×5 405040110

Division

n÷y
n÷2 40504011
n÷3 27002674
n÷3 20252005.5
n÷5 16201604.4

Exponentiation

ny
n2 6562299628352484
n3 5.3159891266417E+23
n4 4.3063776412275E+31
n5 3.4885113470087E+39

Nth Root

y√n
2√n 9000.4456556328
3√n 432.68915423312
4√n 94.870678587395
5√n 38.168545071183

Divisors of 81008022

1, 2, 3, 6, 31, 37, 62, 74, 79, 93, 111, 149, 158, 186, 222, 237, 298, 447, 474, 894, 1147, 2294, 2449, 2923, 3441, 4619, 4898, 5513, 5846, 6882, 7347, 8769, 9238, 11026, 11771, 13857, 14694, 16539, 17538, 23542, 27714, 33078, 35313, 70626, 90613, 170903, 181226, 271839, 341806, 364901, 435527, 512709, 543678, 729802, 871054, 1025418, 1094703, 1306581, 2189406, 2613162, 13501337, 27002674, 40504011, 81008022

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 -81008021
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 81008022 can be divided by 64 positive divisors. The sum of these divisors (counting 81008022) is 1, the average is 0.015625.

Base conversion 81008022

Base System Value
2 Binary 100110101000001010110010110
3 Ternary 12122102122010010
4 Quaternary 10311001112112
5 Quinary 131214224042
6 Senary 12012141050
8 Octal 465012626
10 Decimal 81008022
12 Duodecimal 23167786
16 Hexadecimal 4d41596
20 Vigesimal 1566012
36 Base36 1c8a6u

Cryptographic Hash Functions

md5 7ca44078fd45aca953d735ada1bf8cef
sha1 449a5d945d3d232598a1fc562ab1acec692f20fd
sha256 49b6f2f348690d9b7878e513943d3afef03c2958412059747d5a6d518bbd8423
sha512 e4481877376c8c31d53ca4f24f30ab5b847c935f6d6662dd2e945921deb090283aec33871adef62781ec3da93af844e339cd59a9816a79dcab8a37292df303b8
ripemd-160 7aba576d17dfb421a00178765914e412389b3a7a

81008022 as geometric shapes

Circle

Radius = n
Diameter 162016044
Circumference 508988413.59408
Area 2.0616072303087E+16

Sphere

Radius = n
Volume 2.2267563182428E+24
Surface area 8.2464289212349E+16
Circumference 508988413.59408

Square

Length = n
Perimeter 324032088
Area 6562299628352484
Diagonal 114562643.37342

Cube

Length = n
Surface area 39373797770114904
Volume 5.3159891266417E+23
Space diagonal 140310009.92466

Equilateral Triangle

Length = n
Perimeter 243024066
Area 2.8415590926992E+15
Altitude 70155004.962329

Triangular Pyramid

Length = n
Surface area 2.8415590926992E+15
Volume 6.2649532669372E+22
Height 38187547.791139