82807890 (number)

82807890 is an even 8-digits composite number following 82807889 and preceding 82807891. In scientific notation, it is written as 8.2807890 × 10^7. The sum of its digits is 42. It has a total of 7 prime factors and 128 positive divisors. There are 18547200 positive integers (up to 82807890) that are relatively prime to 82807890.

Interesting facts

Basic properties

Name

Name eighty-two million eight hundred seven thousand eight hundred ninety

Notation

Scientific notation 8.2807890 × 10^7
Engineering notation 8.2807890 × 10^6

Prime Factorization of 82807890

Prime Factorization 2 × 5 × 11 × 3 × 19 × 47 × 281

Composite number
ω Distinct Factors 7
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 82807890
Product of the distinct prime numbers

The prime factorization of 82807890 is 2 × 5 × 11 × 3 × 19 × 47 × 281. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 82807890)

Multiplication

n×y
n×2 165615780
n×3 248423670
n×4 331231560
n×5 414039450

Division

n÷y
n÷2 41403945
n÷3 27602630
n÷3 20701972.5
n÷5 16561578

Exponentiation

ny
n2 6857146646252100
n3 5.6782584519671E+23
n4 4.7020460128206E+31
n5 3.8936650900459E+39

Nth Root

y√n
2√n 9099.8840651956
3√n 435.87026201849
4√n 95.393312476271
5√n 38.33666622571

Divisors of 82807890

128 divisors

τ Total Divisors 128
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -82807889
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0078125
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 128
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 82807890 can be divided by 128 positive divisors. The sum of these divisors (counting 82807890) is 1, the average is 0.0078125.

Base conversion 82807890

Base System Value
2 Binary 100111011111000110001010010
3 Ternary 12202211002001220
4 Quaternary 10323320301102
5 Quinary 132144323030
6 Senary 12114505510
8 Octal 473706122
10 Decimal 82807890
12 Duodecimal 23895296
16 Hexadecimal 4ef8c52
20 Vigesimal 15hajea
36 Base36 1dauz6

Cryptographic Hash Functions

md5 072b4819afbd0695c7afcca6f24ead08
sha1 4cfeb89d53e0e720cab9ab8faaadc9b43a3bf81c
sha256 819c12dcf991f3874d1597c115b9af621324f653f807bb1a195b71ae0c11f5b5
sha512 438700cbe15383445c83622af3d9114f603c55b70bed1fae9f67ef24e89df949d9a01f29cea617ee81f60e255f0214f11cd8c0098258fd64f7d7abb9615e5220
ripemd-160 e5398e5935a18c1e1353d75e6dd62874d3bb60db

82807890 as geometric shapes

Circle

Radius = n
Diameter 165615780
Circumference 520297317.76654
Area 2.1542361528453E+16

Sphere

Radius = n
Volume 2.3785033383845E+24
Surface area 8.6169446113814E+16
Circumference 520297317.76654

Square

Length = n
Perimeter 331231560
Area 6857146646252100
Diagonal 117108041.1095

Cube

Length = n
Surface area 41142879877512600
Volume 5.6782584519671E+23
Space diagonal 143427472.74757

Equilateral Triangle

Length = n
Perimeter 248423670
Area 2.9692315965648E+15
Altitude 71713736.373787

Triangular Pyramid

Length = n
Surface area 2.9692315965648E+15
Volume 6.691891761193E+22
Height 39036013.703166