21392007 is an odd 8-digits composite number following 21392006
and preceding 21392008 . In scientific notation, it is written as 2.1392007 × 10^7.
The sum of its digits is 24. It has a total of 5 prime factors and 32 positive divisors.
There are 11176704 positive integers (up to 21392007) that are relatively prime to 21392007.
21392007 has 32 divisors, whose sum is 35438592
The reverse of 21392007 is 70029312
Previous prime number is 617
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million three hundred ninety-two thousand seven
Scientific notation
2.1392007 × 10^7
Engineering notation
2.1392007 × 10^6
Prime Factorization
7 × 3 × 13 × 617 × 127
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
21392007
Product of the distinct prime numbers
The prime factorization of 21392007 is 7 × 3 × 13 × 617 × 127.
Since it has a total of 5 prime factors.
2 , 3 , 22 , 33 , 10 , 27 , 7830 , 892 , 83259 , 77708 , 810288 , 474925 , 7610402 , 6348073 , 39792165 , 93689597 , 887181391 , 216741250 , 6227499133 , 1509246816
n×2
42784014
n×3
64176021
n×4
85568028
n×5
106960035
n÷2
10696003.5
n÷3
7130669
n÷3
5348001.75
n÷5
4278401.4
n2
457617963488049
n3
9.7893666782621E+21
n4
2.0941420050695E+29
n5
4.4797900431441E+36
2 √n
4625.1494029923
3 √n
277.59853979555
4 √n
68.008450967452
5 √n
29.244911160107
1 , 3 , 7 , 13 , 21 , 39 , 91 , 127 , 273 , 381 , 617 , 889 , 1651 , 1851 , 2667 , 4319 , 4953 , 8021 , 11557 , 12957 , 24063 , 34671 , 56147 , 78359 , 168441 , 235077 , 548513 , 1018667 , 1645539 , 3056001 , 7130669 , 21392007
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21392006
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21392007 can be divided by 32 positive divisors.
The sum of these divisors (counting 21392007) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1010001100110101010000111
3
Ternary
1111020211022120
4
Quaternary
1101212222013
5
Quinary
20434021012
6
Senary
2042301023
8
Octal
121465207
10
Decimal
21392007
12
Duodecimal
71b7773
16
Hexadecimal
1466a87
20
Vigesimal
6de007
36
Base36
cqi6f
md5
1a9b95dfe562f08b6569f9e50f8b043d
sha1
dc0a809dccc6ccfcbaff0c4b7a954e6406d3bf7c
sha256
ddd6be948439a7d6c757aee9a5c7cb6144837d95fd447ed412225058e4ed9228
sha512
afb54f7d3879412ba2e7a0c076601905776d486cadbf4b6d3b6baf0767ade12592240f9f705bfef172853e757693fac3e15ce79209a0fe5a94df69caf210436e
ripemd-160
b1806cca61088d8355546423749229dfd0b0fb16
Diameter
42784014
Circumference
134409944.07348
Area
1.4376492322448E+15
Volume
4.1005603252967E+22
Surface area
5.7505969289791E+15
Circumference
134409944.07348
Perimeter
85568028
Area
457617963488049
Diagonal
30252866.42578
Surface area
2745707780928294
Volume
9.7893666782621E+21
Space diagonal
37052042.999869
Perimeter
64176021
Area
1.9815439080438E+14
Altitude
18526021.499935
Surface area
1.9815439080438E+14
Volume
1.1536879269535E+21
Height
10084288.808593