99689961 is an odd 8-digits composite number following 99689960
and preceding 99689962 . In scientific notation, it is written as 9.9689961 × 10^7.
The sum of its digits is 57. It has a total of 5 prime factors and 24 positive divisors.
There are 55572048 positive integers (up to 99689961) that are relatively prime to 99689961.
99689961 has 24 divisors, whose sum is 122347456
The reverse of 99689961 is 16998699
Previous prime number is 307
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 57
Digital Root 3
Name
ninety-nine million six hundred eighty-nine thousand nine hundred sixty-one
Scientific notation
9.9689961 × 10^7
Engineering notation
9.9689961 × 10^6
Prime Factorization
21 × 7 × 47 × 307 × 47
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
2121063
Product of the distinct prime numbers
The prime factorization of 99689961 is 21 × 7 × 47 × 307 × 47.
Since it has a total of 5 prime factors.
3 , 3 , 27 , 18 , 826 , 202 , 7777 , 7028 , 63811 , 873 , 893745 , 474507 , 3702367 , 9405386 , 22935884 , 46977202 , 413676283 , 942469040 , 2005760334 , 8366151019
n×2
199379922
n×3
299069883
n×4
398759844
n×5
498449805
n÷2
49844980.5
n÷3
33229987
n÷3
24922490.25
n÷5
19937992.2
n2
9938088324181521
n3
9.9072763745221E+23
n4
9.8765599539233E+31
n5
9.8459387662078E+39
2 √n
9984.4860158147
3 √n
463.67869557557
4 √n
99.922399970251
5 √n
39.786000634285
1 , 7 , 21 , 47 , 147 , 307 , 329 , 987 , 2149 , 2209 , 6447 , 6909 , 14429 , 15463 , 45129 , 46389 , 101003 , 303009 , 324723 , 678163 , 2121063 , 4747141 , 14241423 , 99689961
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-99689960
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 99689961 can be divided by 24 positive divisors.
The sum of these divisors (counting 99689961) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
101111100010010010111101001
3
Ternary
20221120202220210
4
Quaternary
11330102113221
5
Quinary
201010034321
6
Senary
13520411333
8
Octal
574222751
10
Decimal
99689961
12
Duodecimal
29476b49
16
Hexadecimal
5f125e9
20
Vigesimal
1b314i1
36
Base36
1ncp9l
md5
a4c1b41ebb33447ecb4de5ccce5db22d
sha1
c2557a87ed71aebcecfb92b2e5fe060bfa64629a
sha256
1817373b0733dfff6977370650167ee7a8a1093be6b7db0fa11d681874b40c18
sha512
336dabb7cfea1b3b42c0e6bc0c842db82debe70d94869d86c18b402c85460636b07b6d82e922363962cce2528e9c1b16aee7ac21620ca542efc94e3a89cda8e0
ripemd-160
64f01bd0cca2017fb3228e03428702b2bf58e964
Diameter
199379922
Circumference
626370498.22851
Area
3.1221425269975E+16
Volume
4.149950223371E+24
Surface area
1.248857010799E+17
Circumference
626370498.22851
Perimeter
398759844
Area
9938088324181521
Diagonal
140982894.87864
Surface area
59628529945089126
Volume
9.9072763745221E+23
Space diagonal
172668077.45656
Perimeter
299069883
Area
4.3033184768974E+15
Altitude
86334038.72828
Surface area
4.3033184768974E+15
Volume
1.167583717919E+23
Height
46994298.292882