99691921 is an odd 8-digits composite number following 99691920
and preceding 99691922 . In scientific notation, it is written as 9.9691921 × 10^7.
The sum of its digits is 46. It has a total of 4 prime factors and 10 positive divisors.
There are 85448160 positive integers (up to 99691921) that are relatively prime to 99691921.
99691921 has 10 divisors, whose sum is 116303122
The reverse of 99691921 is 12919699
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
ninety-nine million six hundred ninety-one thousand nine hundred twenty-one
Scientific notation
9.9691921 × 10^7
Engineering notation
9.9691921 × 10^6
Prime Factorization
7 × 49 × 7 × 41521
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
14241703
Product of the distinct prime numbers
The prime factorization of 99691921 is 7 × 49 × 7 × 41521.
Since it has a total of 4 prime factors.
7 , 7 , 1 , 2 , 39 , 456 , 3967 , 177 , 24779 , 91541 , 756461 , 256719 , 2277588 , 8405085 , 40651247 , 83914143 , 465162070 , 227082115 , 5136525110 , 4225124745
n×2
199383842
n×3
299075763
n×4
398767684
n×5
498459605
n÷2
49845960.5
n÷3
33230640.333333
n÷3
24922980.25
n÷5
19938384.2
n2
9938479112670241
n3
9.9078607456047E+23
n4
9.8773367072983E+31
n5
9.8469067071438E+39
2 √n
9984.5841676056
3 √n
463.68173434457
4 √n
99.922891109123
5 √n
39.786157079222
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-99691920
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 99691921 can be divided by 10 positive divisors.
The sum of these divisors (counting 99691921) is 1, the average is 0.1.
Base
System
Value
2
Binary
101111100010010110110010001
3
Ternary
20221120212121101
4
Quaternary
11330102312101
5
Quinary
201010120141
6
Senary
13520424401
8
Octal
574226621
10
Decimal
99691921
12
Duodecimal
29478101
16
Hexadecimal
5f12d91
20
Vigesimal
1b319g1
36
Base36
1ncqs1
md5
f772a6274a0b25e6a44bec924a736112
sha1
ae8a533725a600a3aa5bb7860bd5b0d519acddd9
sha256
f5faf1bdbd101773a3f4910015061b5380feefa8aeba34d7add94bcb4d215121
sha512
9d5efa21866c15082a6b6aec2367c26b5de64f90811dd8f9121a595bc2eec22c8de6bf7b1ce969badc3c4c232e6a362683711b4e9b8964eb710d4b7762935920
ripemd-160
8c643c96625c8ad84c5e011e6bce54ff40d5a148
Diameter
199383842
Circumference
626382813.27171
Area
3.122265296822E+16
Volume
4.1501950041577E+24
Surface area
1.2489061187288E+17
Circumference
626382813.27171
Perimeter
398767684
Area
9938479112670241
Diagonal
140985666.73723
Surface area
59630874676021446
Volume
9.9078607456047E+23
Space diagonal
172671472.27614
Perimeter
299075763
Area
4.3034876932767E+15
Altitude
86335736.138071
Surface area
4.3034876932767E+15
Volume
1.1676525867115E+23
Height
46995222.245742