102091921 is an odd 9-digits composite number following 102091920
and preceding 102091922 . In scientific notation, it is written as 1.02091921 × 10^8.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 96718644 positive integers (up to 102091921) that are relatively prime to 102091921.
102091921 has 4 divisors, whose sum is 107465200
The reverse of 102091921 is 129190201
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 25
Digital Root 7
Name
one hundred two million ninety-one thousand nine hundred twenty-one
Scientific notation
1.02091921 × 10^8
Engineering notation
1.02091921 × 10^6
Prime Factorization
19 × 5373259
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
102091921
Product of the distinct prime numbers
The prime factorization of 102091921 is 19 × 5373259.
Since it has a total of 2 prime factors.
7 , 1 , 99 , 14 , 600 , 825 , 9265 , 4085 , 63455 , 41861 , 349771 , 956382 , 4607948 , 8109738 , 90851901 , 27445278 , 322930201 , 738229536 , 2220323388 , 470286997
n×2
204183842
n×3
306275763
n×4
408367684
n×5
510459605
n÷2
51045960.5
n÷3
34030640.333333
n÷3
25522980.25
n÷5
20418384.2
n2
10422760333470241
n3
1.0640796245666E+24
n4
1.0863393296896E+32
n5
1.1090646902586E+40
2 √n
10104.054681166
3 √n
467.37318531207
4 √n
100.51892697978
5 √n
39.97590231068
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-102091920
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 102091921 can be divided by 4 positive divisors.
The sum of these divisors (counting 102091921) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000101011100110010010001
3
Ternary
21010002210210021
4
Quaternary
12011130302101
5
Quinary
202113420141
6
Senary
14044103441
8
Octal
605346221
10
Decimal
102091921
12
Duodecimal
2a234b81
16
Hexadecimal
615cc91
20
Vigesimal
1bi19g1
36
Base36
1os6mp
md5
65faeaffa2df5afdc01c562efeace004
sha1
d6900727735de10082cd7aeb0463c2d63d54e0fb
sha256
242789786ee5ba175ce7a41a896c5db33c2485121e661b581617f86efe000bdb
sha512
273138fa1063c34a9bec8aeb6084d901a0a257cbe3e4b5faa6a36c8dfaea36016a56aabb1382abaf4917e8a94b63d3d9ff8e5c7196cbb1cdedd57900a08e2086
ripemd-160
17b12e903cefbc620c8a265ef00d125c73f2daed
Diameter
204183842
Circumference
641462458.00894
Area
3.2744067293757E+16
Volume
4.4572063084973E+24
Surface area
1.3097626917503E+17
Circumference
641462458.00894
Perimeter
408367684
Area
10422760333470241
Diagonal
144379779.28692
Surface area
62536562000821446
Volume
1.0640796245666E+24
Space diagonal
176828394.21431
Perimeter
306275763
Area
4.513187613171E+15
Altitude
88414197.107154
Surface area
4.513187613171E+15
Volume
1.2540298637558E+23
Height
48126593.095641