999747421 is an odd 9-digits composite number following 999747420
and preceding 999747422 . In scientific notation, it is written as 9.99747421 × 10^8.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 963406080 positive integers (up to 999747421) that are relatively prime to 999747421.
999747421 has 8 divisors, whose sum is 1036222200
The reverse of 999747421 is 124747999
Previous prime number is 521
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
nine hundred ninety-nine million seven hundred forty-seven thousand four hundred twenty-one
Scientific notation
9.99747421 × 10^8
Engineering notation
9.99747421 × 10^6
Prime Factorization
29 × 521 × 66169
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
999747421
Product of the distinct prime numbers
The prime factorization of 999747421 is 29 × 521 × 66169.
Since it has a total of 3 prime factors.
7 , 4 , 11 , 5 , 343 , 145 , 3862 , 4995 , 62579 , 33198 , 284324 , 822881 , 9395271 , 1407442 , 80265600 , 45653980 , 74265827 , 276657380 , 9121233295 , 128262082
n×2
1999494842
n×3
2999242263
n×4
3998989684
n×5
4998737105
n÷2
499873710.5
n÷3
333249140.33333
n÷3
249936855.25
n÷5
199949484.2
n2
999494905796151241
n3
9.9924245437234E+26
n4
9.9899006671246E+35
n5
9.987377428004E+44
2 √n
31618.78272483
3 √n
999.91579991054
4 √n
177.81671103929
5 √n
63.092546794447
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
-999747420
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 999747421 can be divided by 8 positive divisors.
The sum of these divisors (counting 999747421) is 1, the average is 0.125.
Base
System
Value
2
Binary
111011100101101110111101011101
3
Ternary
2120200012102122021
4
Quaternary
323211232331131
5
Quinary
4021413404141
6
Senary
243112020141
8
Octal
7345567535
10
Decimal
999747421
12
Duodecimal
23a991651
16
Hexadecimal
3b96ef5d
20
Vigesimal
fc888b1
36
Base36
gj821p
md5
86b65a62056464eec9dbb7a05814cdce
sha1
7c9f5ca2bd6b2a8015326a8106ad6aa381c52694
sha256
49d203815e1d3e4305c01f7701a90d8caf719ab18c1940f59ac1432673abaaa3
sha512
2cfce9f3c6c872554cfe0054d2527ce106020632367f079f9e83e35cc60e3428829ac51e329ee49214b13e5fba9f0acab28d98389ab0730c7af70b3aa1cd4b83
ripemd-160
cacd4f1dc8aef3fc6054279a78c0a13d11189fd4
Diameter
1999494842
Circumference
6281598306.5179
Area
3.1400058533496E+18
Volume
4.1856170050816E+27
Surface area
1.2560023413398E+19
Circumference
6281598306.5179
Perimeter
3998989684
Area
999494905796151241
Diagonal
1413856361.7257
Surface area
5996969434776907446
Volume
9.9924245437234E+26
Space diagonal
1731613327.908
Perimeter
2999242263
Area
4.327939896863E+17
Altitude
865806663.95398
Surface area
4.327939896863E+17
Volume
1.1776185258936E+26
Height
471285453.90857