28831709 (number)

28831709 is an odd 8-digits composite number following 28831708 and preceding 28831710. In scientific notation, it is written as 2.8831709 × 10^7. The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors. There are 28670460 positive integers (up to 28831709) that are relatively prime to 28831709.

Interesting facts

Basic properties

Name

Name twenty-eight million eight hundred thirty-one thousand seven hundred nine

Notation

Scientific notation 2.8831709 × 10^7
Engineering notation 2.8831709 × 10^6

Prime Factorization of 28831709

Prime Factorization 179 × 161071

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 28831709
Product of the distinct prime numbers

The prime factorization of 28831709 is 179 × 161071. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28831709)

Multiplication

n×y
n×2 57663418
n×3 86495127
n×4 115326836
n×5 144158545

Division

n÷y
n÷2 14415854.5
n÷3 9610569.6666667
n÷3 7207927.25
n÷5 5766341.8

Exponentiation

ny
n2 831267443860681
n3 2.3966861042565E+22
n4 6.9100556322267E+29
n5 1.9922871316217E+37

Nth Root

y√n
2√n 5369.5166449132
3√n 306.63622663098
4√n 73.276985779392
5√n 31.043742841432

Divisors of 28831709

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28831708
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28831709 can be divided by 4 positive divisors. The sum of these divisors (counting 28831709) is 1, the average is 0.25.

Base conversion 28831709

Base System Value
2 Binary 1101101111110111111011101
3 Ternary 2000020210200002
4 Quaternary 1231332333131
5 Quinary 24340103314
6 Senary 2505544045
8 Octal 155767735
10 Decimal 28831709
12 Duodecimal 97a5025
16 Hexadecimal 1b7efdd
20 Vigesimal 903j59
36 Base36 h5yot

Cryptographic Hash Functions

md5 fda69e28d030de469b065f781ed8476b
sha1 7b12f2263b00ab1db0f71fa59c6dd1edc274047c
sha256 3375b2740192399e093332d4bfe55aa81f3a508f46181b0fb5901d3469242b29
sha512 cc1b658caf7efb68bc1d576f32495dbba31ffa8bb1abca454bd14c29a7d4e6ae04c0ebef71ca8416a52b8890a09e9b3727eacafa376bd19a75e5bc75650d9047
ripemd-160 7d6f6d1e9008fd1e35f8c623502d86b54d7907db

28831709 as geometric shapes

Circle

Radius = n
Diameter 57663418
Circumference 181154970.36968
Area 2.6115036948011E+15

Sphere

Radius = n
Volume 1.0039215277457E+23
Surface area 1.0446014779204E+16
Circumference 181154970.36968

Square

Length = n
Perimeter 115326836
Area 831267443860681
Diagonal 40774193.894194

Cube

Length = n
Surface area 4987604663164086
Volume 2.3966861042565E+22
Space diagonal 49937984.857041

Equilateral Triangle

Length = n
Perimeter 86495127
Area 3.5994936186115E+14
Altitude 24968992.42852

Triangular Pyramid

Length = n
Surface area 3.5994936186115E+14
Volume 2.8245216611589E+21
Height 13591397.964731