81497100 (number)

81497100 is an even 8-digits composite number following 81497099 and preceding 81497101. In scientific notation, it is written as 8.1497100 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 36 positive divisors. There are 21732480 positive integers (up to 81497100) that are relatively prime to 81497100.

Interesting facts

Basic properties

Name

Name eighty-one million four hundred ninety-seven thousand one hundred

Notation

Scientific notation 8.1497100 × 10^7
Engineering notation 8.1497100 × 10^6

Prime Factorization of 81497100

Prime Factorization 2 × 2 × 3 × 5 × 5 × 271657

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 8149710
Product of the distinct prime numbers

The prime factorization of 81497100 is 2 × 2 × 3 × 5 × 5 × 271657. Since it has a total of 6 prime factors.

Most popular turbo-numbers

2, 5, 71, 16, 676, 291, 7422, 5591, 31923, 61926, 191436, 788651, 9041031, 3852697, 81296575, 33695187, 985796383, 268748938, 6023937950, 143188789

Basic calculations (n = 81497100)

Multiplication

n×y
n×2 162994200
n×3 244491300
n×4 325988400
n×5 407485500

Division

n÷y
n÷2 40748550
n÷3 27165700
n÷3 20374275
n÷5 16299420

Exponentiation

ny
n2 6641777308410000
n3 5.4128558948122E+23
n4 4.411320581451E+31
n5 3.5950983455857E+39

Nth Root

y√n
2√n 9027.5744250601
3√n 433.55818048448
4√n 95.013548639445
5√n 38.214521943136

Divisors of 81497100

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 271657, 543314, 814971, 1086628, 1358285, 1629942, 2716570, 3259884, 4074855, 5433140, 6791425, 8149710, 13582850, 16299420, 20374275, 27165700, 40748550, 81497100

36 divisors

τ Total Divisors 36
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -81497099
Sum of the proper positive divisors of n
A Arithmetic Mean 0.027777777777778
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 36
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 81497100 can be divided by 36 positive divisors. The sum of these divisors (counting 81497100) is 1, the average is 0.027777777777778.

Base conversion 81497100

Base System Value
2 Binary 100110110111000110000001100
3 Ternary 12200100111000010
4 Quaternary 10312320300030
5 Quinary 131330401400
6 Senary 12030433220
8 Octal 466706014
10 Decimal 81497100
12 Duodecimal 23362810
16 Hexadecimal 4db8c0c
20 Vigesimal 15972f0
36 Base36 1cirkc

Cryptographic Hash Functions

md5 6ca1a72f1bd8fab0f5afe02436757b29
sha1 2723023388e809b3ebc4ea54c014dbfeb53b678c
sha256 69ac18c55aa4f1da62347c94e131383b687ff9d5f0b614ca1ddb8b4f622ab746
sha512 6c45eeb8a0d4c840d0a6f69108edd5058f81d945807be22bd1cf66f77518daade08ab07cfce635d0057bd082ab27de942923cd6354b9245c37307a4b5575b673
ripemd-160 12f7f6914fc2ed22f42245c5b7705b26fd451d47

81497100 as geometric shapes

Circle

Radius = n
Diameter 162994200
Circumference 512061381.29775
Area 2.086575879888E+16

Sphere

Radius = n
Volume 2.267331775211E+24
Surface area 8.3463035195521E+16
Circumference 512061381.29775

Square

Length = n
Perimeter 325988400
Area 6641777308410000
Diagonal 115254304.11408

Cube

Length = n
Surface area 39850663850460000
Volume 5.4128558948122E+23
Space diagonal 141157117.86952

Equilateral Triangle

Length = n
Perimeter 244491300
Area 2.875973937681E+15
Altitude 70578558.934761

Triangular Pyramid

Length = n
Surface area 2.875973937681E+15
Volume 6.3791118480121E+22
Height 38418101.371359