28407813 (number)

28407813 is an odd 8-digits composite number following 28407812 and preceding 28407814. In scientific notation, it is written as 2.8407813 × 10^7. The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors. There are 16233024 positive integers (up to 28407813) that are relatively prime to 28407813.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred seven thousand eight hundred thirteen

Notation

Scientific notation 2.8407813 × 10^7
Engineering notation 2.8407813 × 10^6

Prime Factorization of 28407813

Prime Factorization 3 × 7 × 1352753

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 28407813
Product of the distinct prime numbers

The prime factorization of 28407813 is 3 × 7 × 1352753. Since it has a total of 3 prime factors.

Most popular turbo-numbers

9, 2, 70, 25, 396, 980, 5333, 6432, 17197, 58523, 178117, 870044, 7117875, 9467217, 72464392, 74193825, 284904543, 63808330, 5242050552, 3323354920

Basic calculations (n = 28407813)

Multiplication

n×y
n×2 56815626
n×3 85223439
n×4 113631252
n×5 142039065

Division

n÷y
n÷2 14203906.5
n÷3 9469271
n÷3 7101953.25
n÷5 5681562.6

Exponentiation

ny
n2 807003839442969
n3 2.2925214161178E+22
n4 6.5125519687569E+29
n5 1.8500735848123E+37

Nth Root

y√n
2√n 5329.8980290433
3√n 305.1260358799
4√n 73.006150624748
5√n 30.951917568369

Divisors of 28407813

1, 3, 7, 21, 1352753, 4058259, 9469271, 28407813

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28407812
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28407813 can be divided by 8 positive divisors. The sum of these divisors (counting 28407813) is 1, the average is 0.125.

Base conversion 28407813

Base System Value
2 Binary 1101100010111100000000101
3 Ternary 1222110021012020
4 Quaternary 1230113200011
5 Quinary 24233022223
6 Senary 2452513353
8 Octal 154274005
10 Decimal 28407813
12 Duodecimal 961b859
16 Hexadecimal 1b17805
20 Vigesimal 8hajad
36 Base36 gwvlx

Cryptographic Hash Functions

md5 82e541bdd15330e700ccb0b96fe6112a
sha1 d214a4e7ca7318bc3cd7e369abd58a4d0f9014ae
sha256 3bacc0b5dc491280b4627227cfa234b69421ec0eb6aabcadb74cfe0ca87410b7
sha512 1d90ba01f07f3a4a836943fba0784a5f309cd0f4ff614bcf56c1bf5002d84c7abfb78a00f2449f71c6c20f04c7c699bec5cb498bc2e023345d2b603d992f6724
ripemd-160 83643b8166228ad1ae10d8f8c09c1da2550ff6e6

28407813 as geometric shapes

Circle

Radius = n
Diameter 56815626
Circumference 178491553.25071
Area 2.5352773334128E+15

Sphere

Radius = n
Volume 9.6028912520972E+22
Surface area 1.0141109333651E+16
Circumference 178491553.25071

Square

Length = n
Perimeter 113631252
Area 807003839442969
Diagonal 40174714.421959

Cube

Length = n
Surface area 4842023036657814
Volume 2.2925214161178E+22
Space diagonal 49203775.447916

Equilateral Triangle

Length = n
Perimeter 85223439
Area 3.4944291295459E+14
Altitude 24601887.723958

Triangular Pyramid

Length = n
Surface area 3.4944291295459E+14
Volume 2.7017623989205E+21
Height 13391571.473986