81076656 (number)

81076656 is an even 8-digits composite number following 81076655 and preceding 81076657. In scientific notation, it is written as 8.1076656 × 10^7. The sum of its digits is 39. It has a total of 9 prime factors and 120 positive divisors. There are 24773760 positive integers (up to 81076656) that are relatively prime to 81076656.

Interesting facts

Basic properties

Name

Name eighty-one million seventy-six thousand six hundred fifty-six

Notation

Scientific notation 8.1076656 × 10^7
Engineering notation 8.1076656 × 10^6

Prime Factorization of 81076656

Prime Factorization 2 × 2 × 2 × 2 × 3 × 31 × 23 × 23 × 103

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 440634
Product of the distinct prime numbers

The prime factorization of 81076656 is 2 × 2 × 2 × 2 × 3 × 31 × 23 × 23 × 103. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 81076656)

Multiplication

n×y
n×2 162153312
n×3 243229968
n×4 324306624
n×5 405383280

Division

n÷y
n÷2 40538328
n÷3 27025552
n÷3 20269164
n÷5 16215331.2

Exponentiation

ny
n2 6573424148142336
n3 5.3295124840103E+23
n4 4.3209905031381E+31
n5 3.5033146060219E+39

Nth Root

y√n
2√n 9004.2576595742
3√n 432.81131828408
4√n 94.890766988017
5√n 38.175010535977

Divisors of 81076656

120 divisors

τ Total Divisors 120
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -81076655
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0083333333333333
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 120
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 81076656 can be divided by 120 positive divisors. The sum of these divisors (counting 81076656) is 1, the average is 0.0083333333333333.

Base conversion 81076656

Base System Value
2 Binary 100110101010010000110110000
3 Ternary 12122120010021010
4 Quaternary 10311102012300
5 Quinary 131223423111
6 Senary 12013430520
8 Octal 465220660
10 Decimal 81076656
12 Duodecimal 2319b440
16 Hexadecimal 4d521b0
20 Vigesimal 156ebcg
36 Base36 1c9r5c

Cryptographic Hash Functions

md5 c62ea2bca1adc949a4dd48ddb8cd3675
sha1 2cfe8d635ea158673da78906d7d9cd8e03629d4c
sha256 8a8958c3729d8595515c6f3b86b2e47b1e94b9c7821642e1c40837e190b89007
sha512 b9e1d5b60e7e4728ea0337e4be6c3ddf7c011e6b3ff91c3a00b9ae55e048db30ba6327d46e06ea3e1eb33e05cb8960bde0a1474a12dffb5c535bfade9b0ecff9
ripemd-160 c31092b1f807735772a4a0a3d88838e98df72110

81076656 as geometric shapes

Circle

Radius = n
Diameter 162153312
Circumference 509419653.73445
Area 2.0651021012734E+16

Sphere

Radius = n
Volume 2.2324209689309E+24
Surface area 8.2604084050935E+16
Circumference 509419653.73445

Square

Length = n
Perimeter 324306624
Area 6573424148142336
Diagonal 114659706.50706

Cube

Length = n
Surface area 39440544888854016
Volume 5.3295124840103E+23
Space diagonal 140428887.49978

Equilateral Triangle

Length = n
Perimeter 243229968
Area 2.8463761510707E+15
Altitude 70214443.749892

Triangular Pyramid

Length = n
Surface area 2.8463761510707E+15
Volume 6.2808906964367E+22
Height 38219902.169019