99688881 is an odd 8-digits composite number following 99688880
and preceding 99688882 . In scientific notation, it is written as 9.9688881 × 10^7.
The sum of its digits is 57. It has a total of 2 prime factors and 4 positive divisors.
There are 66459252 positive integers (up to 99688881) that are relatively prime to 99688881.
99688881 has 4 divisors, whose sum is 132918512
The reverse of 99688881 is 18888699
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 57
Digital Root 3
Name
ninety-nine million six hundred eighty-eight thousand eight hundred eighty-one
Scientific notation
9.9688881 × 10^7
Engineering notation
9.9688881 × 10^6
Prime Factorization
3 × 33229627
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
99688881
Product of the distinct prime numbers
The prime factorization of 99688881 is 3 × 33229627.
Since it has a total of 2 prime factors.
6 , 2 , 38 , 44 , 433 , 133 , 721 , 7116 , 81924 , 43507 , 454257 , 136421 , 1992863 , 6037641 , 31472743 , 43226223 , 196852347 , 414589196 , 8400188244 , 8727601642
n×2
199377762
n×3
299066643
n×4
398755524
n×5
498444405
n÷2
49844440.5
n÷3
33229627
n÷3
24922220.25
n÷5
19937776.2
n2
9937872995032161
n3
9.9069543839487E+23
n4
9.8761319665389E+31
n5
9.845405443526E+39
2 √n
9984.4319317626
3 √n
463.67702113482
4 √n
99.922129339614
5 √n
39.785914428881
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
-99688880
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 99688881 can be divided by 4 positive divisors.
The sum of these divisors (counting 99688881) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111100010010000110110001
3
Ternary
20221120201102210
4
Quaternary
11330102012301
5
Quinary
201010021011
6
Senary
13520402333
8
Octal
574220661
10
Decimal
99688881
12
Duodecimal
294763a9
16
Hexadecimal
5f121b1
20
Vigesimal
1b31241
36
Base36
1ncofl
md5
cfbb3c0b49431136088b2a7da14e4682
sha1
d0e6648e7793363a6f59147b52d8b1bac9b0c1e8
sha256
ac7b8b0880d1a7e080cf2e14f97f96b2f511db0a90cfb832132ecb060007e307
sha512
e193cf97aa186a0240b02f211438f4aa766dc8ee8a76fa551d177e0c194cdcf94ebd65dcc07d84b0059e8e79627111fb5d0051a20728e5528dd1650a4ed1ba9d
ripemd-160
56a68ae09ab8fe46d6a90773c68dc6c14a4461ce
Diameter
199377762
Circumference
626363712.38837
Area
3.1220748793501E+16
Volume
4.149815348275E+24
Surface area
1.2488299517401E+17
Circumference
626363712.38837
Perimeter
398755524
Area
9937872995032161
Diagonal
140981367.528
Surface area
59627237970192966
Volume
9.9069543839487E+23
Space diagonal
172666206.84169
Perimeter
299066643
Area
4.3032252366406E+15
Altitude
86333103.420844
Surface area
4.3032252366406E+15
Volume
1.167545770966E+23
Height
46993789.175999