981378445 is an odd 9-digits composite number following 981378444
and preceding 981378446 . In scientific notation, it is written as 9.81378445 × 10^8.
The sum of its digits is 49. It has a total of 4 prime factors and 16 positive divisors.
There are 772934400 positive integers (up to 981378445) that are relatively prime to 981378445.
981378445 has 16 divisors, whose sum is 1196047872
The reverse of 981378445 is 544873189
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
nine hundred eighty-one million three hundred seventy-eight thousand four hundred forty-five
Scientific notation
9.81378445 × 10^8
Engineering notation
9.81378445 × 10^6
Prime Factorization
5 × 151 × 113 × 11503
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
981378445
Product of the distinct prime numbers
The prime factorization of 981378445 is 5 × 151 × 113 × 11503.
Since it has a total of 4 prime factors.
10 , 7 , 90 , 19 , 509 , 276 , 7295 , 228 , 5512 , 43129 , 225551 , 562451 , 5668684 , 6010122 , 38548279 , 14173608 , 180940795 , 34362005 , 6525545700 , 3224086481
n×2
1962756890
n×3
2944135335
n×4
3925513780
n×5
4906892225
n÷2
490689222.5
n÷3
327126148.33333
n÷3
245344611.25
n÷5
196275689
n2
963103652310618025
n3
9.4516916467842E+26
n4
9.2756864509405E+35
n5
9.1029587455316E+44
2 √n
31326.960353663
3 √n
993.7538822416
4 √n
176.9942381934
5 √n
62.858976157359
1 , 5 , 113 , 151 , 565 , 755 , 11503 , 17063 , 57515 , 85315 , 1299839 , 1736953 , 6499195 , 8684765 , 196275689 , 981378445
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-981378444
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 981378445 can be divided by 16 positive divisors.
The sum of these divisors (counting 981378445) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111010011111101010010110001101
3
Ternary
2112101122012010211
4
Quaternary
322133222112031
5
Quinary
4002213102240
6
Senary
241214202421
8
Octal
7237522615
10
Decimal
981378445
12
Duodecimal
2347b3411
16
Hexadecimal
3a7ea58d
20
Vigesimal
f6dc625
36
Base36
g8acgd
md5
e0cf75059d34e2c41b2f1866ed2fd71b
sha1
05dbc67ba29d77061cd2971f602ca4c87ef544fb
sha256
b446c866c8e81b9c8cb593f77993a81e0b1399449603770a7d530bc0994cfc14
sha512
28384494d5b11c5589fcff96621b5f9b8a9540df530cdbd7d4b8a95945a50fc664291f80fcea54216c9caa6876d26c796216ecbb78ce43c2fe375c7419fde6e1
ripemd-160
64a5f451fdbfacaa07c3ad62b36cce6702957845
Diameter
1962756890
Circumference
6166182626.4067
Area
3.0256793587445E+18
Volume
3.9591153388711E+27
Surface area
1.2102717434978E+19
Circumference
6166182626.4067
Perimeter
3925513780
Area
963103652310618025
Diagonal
1387878706.7396
Surface area
5778621913863708150
Volume
9.4516916467842E+26
Space diagonal
1699797328.1929
Perimeter
2944135335
Area
4.1703611468929E+17
Altitude
849898664.09647
Surface area
4.1703611468929E+17
Volume
1.1138925428542E+26
Height
462626235.57987