990807 is an odd 6-digits composite number following 990806
and preceding 990808 . In scientific notation, it is written as 9.90807 × 10^5.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 646392 positive integers (up to 990807) that are relatively prime to 990807.
990807 has 8 divisors, whose sum is 1349376
The reverse of 990807 is 708099
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 33
Digital Root 6
Name
nine hundred ninety thousand eight hundred seven
Scientific notation
9.90807 × 10^5
Engineering notation
9.90807 × 10^3
Prime Factorization
3 × 47 × 7027
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
990807
Product of the distinct prime numbers
The prime factorization of 990807 is 3 × 47 × 7027.
Since it has a total of 3 prime factors.
5 , 9 , 97 , 14 , 828 , 163 , 6339 , 487 , 69885 , 88527 , 893514 , 999172 , 7615499 , 670990 , 96110513 , 48340160 , 920813908 , 237657064 , 9219901058 , 5516688712
n×2
1981614
n×3
2972421
n×4
3963228
n×5
4954035
n÷2
495403.5
n÷3
330269
n÷3
247701.75
n÷5
198161.4
n2
981698511249
n3
972673756835087943
n4
9.637319669885E+23
n5
9.5487237901598E+29
2 √n
995.39288725608
3 √n
99.692622827445
4 √n
31.549847658207
5 √n
15.819684330467
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-990806
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 990807 can be divided by 8 positive divisors.
The sum of these divisors (counting 990807) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110001111001010111
3
Ternary
1212100010120
4
Quaternary
3301321113
5
Quinary
223201212
6
Senary
33123023
8
Octal
3617127
10
Decimal
990807
12
Duodecimal
3b9473
16
Hexadecimal
f1e57
20
Vigesimal
63h07
36
Base36
l8if
md5
ed47e7bb76ec7ea2cf25a440dae92a15
sha1
06c32078404a63520a669b79e2d601b7329d031e
sha256
9b4eeb44397565569c237eee56d104a4b600c8c81487303a4145e3d0e69559aa
sha512
784aa3e4d200e27de0e7d868f8a7e571e92b5285593e805711a5890f42390e34770e8539bca95d86d22a3dc61f38195303cd1cdf28a06830ed1d4347dd63313a
ripemd-160
3eed5d47d7271522dd751ddd2fc8845e5516b362
Diameter
1981614
Circumference
6225423.9846507
Area
3084096830979.9
Volume
4.0743263050836E+18
Surface area
12336387323920
Circumference
6225423.9846507
Perimeter
3963228
Area
981698511249
Diagonal
1401212.6970942
Surface area
5890191067494
Volume
972673756835087943
Space diagonal
1716128.0644949
Perimeter
2972421
Area
425087924799.5
Altitude
858064.03224745
Surface area
425087924799.5
Volume
1.1463070155671E+17
Height
467070.8990314