99161921 is an odd 8-digits composite number following 99161920
and preceding 99161922 . In scientific notation, it is written as 9.9161921 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 98838612 positive integers (up to 99161921) that are relatively prime to 99161921.
99161921 has 4 divisors, whose sum is 99485232
The reverse of 99161921 is 12916199
Previous prime number is 307
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
ninety-nine million one hundred sixty-one thousand nine hundred twenty-one
Scientific notation
9.9161921 × 10^7
Engineering notation
9.9161921 × 10^6
Prime Factorization
307 × 323003
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
99161921
Product of the distinct prime numbers
The prime factorization of 99161921 is 307 × 323003.
Since it has a total of 2 prime factors.
1 , 7 , 65 , 56 , 755 , 654 , 7854 , 8304 , 33899 , 86355 , 137018 , 40104 , 4596027 , 8972200 , 36626526 , 17322433 , 704369954 , 790661276 , 9469164907 , 6267626260
n×2
198323842
n×3
297485763
n×4
396647684
n×5
495809605
n÷2
49580960.5
n÷3
33053973.666667
n÷3
24790480.25
n÷5
19832384.2
n2
9833086576410241
n3
9.7506775427615E+23
n4
9.6689591619179E+31
n5
9.5879256456633E+39
2 √n
9958.0078831059
3 √n
462.85857131076
4 √n
99.789818534287
5 √n
39.743763175108
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
-99161920
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 99161921 can be divided by 4 positive divisors.
The sum of these divisors (counting 99161921) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111010010001011101000001
3
Ternary
20220120221120202
4
Quaternary
11322101131001
5
Quinary
200341140141
6
Senary
13501214545
8
Octal
572213501
10
Decimal
99161921
12
Duodecimal
29261455
16
Hexadecimal
5e91741
20
Vigesimal
1ajf4g1
36
Base36
1n1dtt
md5
4299642c9d50c065b6210950a4ee8984
sha1
1111e97931a7478fbde3814144fbe1e321889eca
sha256
ff61faa5f37ef5b757f7ab53ca5ddc7ba95933e9804b7d0679b16702fcc50e5c
sha512
9733875bc966a57e05a4ffe3bb8eb4a26821ced9c8299c5026213038a48b9e700743f0d814b24a23d9f701d4f60d05df0437d179f09f23b16ad9b145a6ae22be
ripemd-160
48cb901c8be3d2a78f77faac15d355f61a402a61
Diameter
198323842
Circumference
623052725.0589
Area
3.0891552550563E+16
Volume
4.084354258115E+24
Surface area
1.2356621020225E+17
Circumference
623052725.0589
Perimeter
396647684
Area
9833086576410241
Diagonal
140236133.54917
Surface area
58998519458461446
Volume
9.7506775427615E+23
Space diagonal
171753485.34813
Perimeter
297485763
Area
4.2578513863915E+15
Altitude
85876742.674066
Surface area
4.2578513863915E+15
Volume
1.1491283686083E+23
Height
46745377.849723