981085 is an odd 6-digits composite number following 981084
and preceding 981086 . In scientific notation, it is written as 9.81085 × 10^5.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 672720 positive integers (up to 981085) that are relatively prime to 981085.
981085 has 8 divisors, whose sum is 1345536
The reverse of 981085 is 580189
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 31
Digital Root 4
Name
nine hundred eighty-one thousand eighty-five
Scientific notation
9.81085 × 10^5
Engineering notation
9.81085 × 10^3
Prime Factorization
5 × 7 × 28031
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
981085
Product of the distinct prime numbers
The prime factorization of 981085 is 5 × 7 × 28031.
Since it has a total of 3 prime factors.
3 , 9 , 18 , 18 , 610 , 953 , 3284 , 4986 , 27622 , 92316 , 408195 , 824632 , 8318080 , 3762124 , 26919413 , 24807884 , 122802576 , 506661950 , 9722207864 , 2935100616
n×2
1962170
n×3
2943255
n×4
3924340
n×5
4905425
n÷2
490542.5
n÷3
327028.33333333
n÷3
245271.25
n÷5
196217
n2
962527777225
n3
944321564318789125
n4
9.264597219297E+23
n5
9.089357362894E+29
2 √n
990.49734981978
3 √n
99.365482389513
4 √n
31.472167860187
5 √n
15.788516566772
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
-981084
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 981085 can be divided by 8 positive divisors.
The sum of these divisors (counting 981085) is 1, the average is 0.125.
Base
System
Value
2
Binary
11101111100001011101
3
Ternary
1211211210111
4
Quaternary
3233201131
5
Quinary
222343320
6
Senary
33010021
8
Octal
3574135
10
Decimal
981085
12
Duodecimal
3b3911
16
Hexadecimal
ef85d
20
Vigesimal
62ce5
36
Base36
l10d
md5
41d253acae375624cd9ed3f533ca230e
sha1
e1ad5504a65875e1d6541ad13ae3d8f8033f4deb
sha256
82aa0e533847bbc7af760f13401c0763b1c3d2d1572c932af35c78a3d13a0528
sha512
adddc75bbe6ea9250fe29da030fa213dce7a90015299fd3fa6b8091ab8a8f3eb74f64ea3a6b24f5aaec2f0846705c9f0555348eda646d2c7b10b9b542435f740
ripemd-160
4cbf7e3b7b32e1ffd660735b5a0879de6a5842aa
Diameter
1962170
Circumference
6164338.8570943
Area
3023870193806.2
Volume
3.9555649187871E+18
Surface area
12095480775225
Circumference
6164338.8570943
Perimeter
3924340
Area
962527777225
Diagonal
1387463.7128408
Surface area
5775166663350
Volume
944321564318789125
Space diagonal
1699289.0665437
Perimeter
2943255
Area
416786753462.51
Altitude
849644.53327186
Surface area
416786753462.51
Volume
1.1128936362508E+17
Height
462487.90428027