21102407 is an odd 8-digits composite number following 21102406
and preceding 21102408 . In scientific notation, it is written as 2.1102407 × 10^7.
The sum of its digits is 17. It has a total of 3 prime factors and 8 positive divisors.
There are 19708920 positive integers (up to 21102407) that are relatively prime to 21102407.
21102407 has 8 divisors, whose sum is 22527360
The reverse of 21102407 is 70420112
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty-one million one hundred two thousand four hundred seven
Scientific notation
2.1102407 × 10^7
Engineering notation
2.1102407 × 10^6
Prime Factorization
19 × 71 × 15643
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21102407
Product of the distinct prime numbers
The prime factorization of 21102407 is 19 × 71 × 15643.
Since it has a total of 3 prime factors.
8 , 1 , 80 , 44 , 58 , 2 , 1307 , 9759 , 55943 , 24829 , 279464 , 426904 , 1760991 , 2685406 , 58088766 , 16745321 , 591992707 , 913517702 , 5209099919 , 2693555325
n×2
42204814
n×3
63307221
n×4
84409628
n×5
105512035
n÷2
10551203.5
n÷3
7034135.6666667
n÷3
5275601.75
n÷5
4220481.4
n2
445311581193649
n3
9.3971462281619E+21
n4
1.9830240434519E+29
n5
4.1846580455707E+36
2 √n
4593.7356258279
3 √n
276.34015593723
4 √n
67.777102518681
5 √n
29.165296707213
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
-21102406
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 21102407 can be divided by 8 positive divisors.
The sum of these divisors (counting 21102407) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011111111101000111
3
Ternary
1110201010001122
4
Quaternary
1100133331013
5
Quinary
20400234112
6
Senary
2032144155
8
Octal
120377507
10
Decimal
21102407
12
Duodecimal
709805b
16
Hexadecimal
141ff47
20
Vigesimal
6bhg07
36
Base36
ckapz
md5
de7542599c1ec58e6e7637a5ee5208b1
sha1
03730b5803292cd357a7bbe96fc2a638b4eb35f4
sha256
3c75d9017f4563a250f356ca8ad7a5518e9c01344d5dda720c347675824aff22
sha512
fc29dbda3d517048a85f24e8760466b5f6ffb4e2e84d0238c8fae76a97a369287106be3cbf7b3e5a824cb013a7533b5f056b14133bb963d4699b8b9bf9b86b5b
ripemd-160
e24faf898b5f7304f03c12d2fbc9d09e25159a89
Diameter
42204814
Circumference
132590333.60852
Area
1.3989875920364E+15
Volume
3.936267407347E+22
Surface area
5.5959503681457E+15
Circumference
132590333.60852
Perimeter
84409628
Area
445311581193649
Diagonal
29843310.178117
Surface area
2671869487161894
Volume
9.3971462281619E+21
Space diagonal
36550441.085997
Perimeter
63307221
Area
1.9282557095656E+14
Altitude
18275220.542999
Surface area
1.9282557095656E+14
Volume
1.1074643036225E+21
Height
9947770.0593723