21102017 is an odd 8-digits composite number following 21102016
and preceding 21102018 . In scientific notation, it is written as 2.1102017 × 10^7.
The sum of its digits is 14. It has a total of 3 prime factors and 8 positive divisors.
There are 20138272 positive integers (up to 21102017) that are relatively prime to 21102017.
21102017 has 8 divisors, whose sum is 22070016
The reverse of 21102017 is 71020112
Previous prime number is 617
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 14
Digital Root 5
Name
twenty-one million one hundred two thousand seventeen
Scientific notation
2.1102017 × 10^7
Engineering notation
2.1102017 × 10^6
Prime Factorization
23 × 617 × 1487
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21102017
Product of the distinct prime numbers
The prime factorization of 21102017 is 23 × 617 × 1487.
Since it has a total of 3 prime factors.
8 , 9 , 76 , 36 , 501 , 170 , 727 , 1255 , 42570 , 60375 , 278469 , 952672 , 1914090 , 9795150 , 58768477 , 56235118 , 748126878 , 516387691 , 8843752694 , 7994955583
n×2
42204034
n×3
63306051
n×4
84408068
n×5
105510085
n÷2
10551008.5
n÷3
7034005.6666667
n÷3
5275504.25
n÷5
4220403.4
n2
445295121468289
n3
9.3966252232409E+21
n4
1.9828774520346E+29
n5
4.184271370175E+36
2 √n
4593.6931765193
3 √n
276.33845355126
4 √n
67.776789364201
5 √n
29.165188903872
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
-21102016
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 21102017 can be divided by 8 positive divisors.
The sum of these divisors (counting 21102017) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011111110111000001
3
Ternary
1110201002112012
4
Quaternary
1100133313001
5
Quinary
20400231032
6
Senary
2032142305
8
Octal
120376701
10
Decimal
21102017
12
Duodecimal
7097995
16
Hexadecimal
141fdc1
20
Vigesimal
6bhf0h
36
Base36
ckaf5
md5
6057a70ee1335f4323df835deb5f1308
sha1
432655f5315642f6ca2440f98ca9f802bbf2e781
sha256
8379bd97f7909729094aa21cdcf2c4f8e73166613affe08e1d006171bb458bf3
sha512
fbd7f2d300d882d0d6ef2f5373802a460849a29db48bd38894e702e592a5dcf55b04efc3d1a4627ac62f4a8e670d9a600c227650325e7a03f7e5e780ec5b24b8
ripemd-160
5564032f2bef686480536bb77a74492e51601f5d
Diameter
42204034
Circumference
132587883.16625
Area
1.3989358822842E+15
Volume
3.936049169316E+22
Surface area
5.5957435291366E+15
Circumference
132587883.16625
Perimeter
84408068
Area
445295121468289
Diagonal
29842758.634828
Surface area
2671770728809734
Volume
9.3966252232409E+21
Space diagonal
36549765.586182
Perimeter
63306051
Area
1.9281844368641E+14
Altitude
18274882.793091
Surface area
1.9281844368641E+14
Volume
1.1074029026037E+21
Height
9947586.2116092