1206981 is an odd 7-digits composite number following 1206980
and preceding 1206982 . In scientific notation, it is written as 1.206981 × 10^6.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 804492 positive integers (up to 1206981) that are relatively prime to 1206981.
1206981 has 12 divisors, whose sum is 1808352
The reverse of 1206981 is 1896021
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 27
Digital Root 9
Name
one million two hundred six thousand nine hundred eighty-one
Scientific notation
1.206981 × 10^6
Engineering notation
1.206981 × 10^6
Prime Factorization
9 × 9 × 3 × 4967
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
134109
Product of the distinct prime numbers
The prime factorization of 1206981 is 9 × 9 × 3 × 4967.
Since it has a total of 4 prime factors.
4 , 9 , 92 , 11 , 355 , 991 , 3943 , 5812 , 36364 , 92911 , 906501 , 677642 , 7871001 , 4142516 , 21782959 , 95867315 , 307465287 , 503588267 , 5171019154 , 38260524
n×2
2413962
n×3
3620943
n×4
4827924
n×5
6034905
n÷2
603490.5
n÷3
402327
n÷3
301745.25
n÷5
241396.2
n2
1456803134361
n3
1758333703914174141
n4
2.122275372284E+24
n5
2.5615460511148E+30
2 √n
1098.6268702339
3 √n
106.47152581363
4 √n
33.145540729243
5 √n
16.456598998423
1 , 3 , 9 , 27 , 81 , 243 , 4967 , 14901 , 44703 , 134109 , 402327 , 1206981
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1206980
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1206981 can be divided by 12 positive divisors.
The sum of these divisors (counting 1206981) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100100110101011000101
3
Ternary
2021022200000
4
Quaternary
10212223011
5
Quinary
302110411
6
Senary
41511513
8
Octal
4465305
10
Decimal
1206981
12
Duodecimal
4a2599
16
Hexadecimal
126ac5
20
Vigesimal
7ah91
36
Base36
pvb9
md5
430d873457032cc177864d5ca2d982d7
sha1
da4cf788825db71f470a857b1c272b51fefaeefd
sha256
a4c6a23c690bc73ce2512fdbe281ebbc88d79b82bb820f4bd2a9adfafab05e1a
sha512
6e1e064f354d428a51c338dab39fb94f35b4bb25ae10f042803f13e975f968e85b48d999f01e5708014be7d28b156d40c0c9fc03a89ef5be61d73dbd508db3a7
ripemd-160
ef470b03b46fc739a6e0d2560ab8b025d4d01f46
Diameter
2413962
Circumference
7583685.2852449
Area
4576682024635.1
Volume
7.3652909957015E+18
Surface area
18306728098540
Circumference
7583685.2852449
Perimeter
4827924
Area
1456803134361
Diagonal
1706928.8997266
Surface area
8740818806166
Volume
1758333703914174141
Space diagonal
2090552.4157703
Perimeter
3620943
Area
630814261334.71
Altitude
1045276.2078851
Surface area
630814261334.71
Volume
2.072216142711E+17
Height
568976.29990888