981138892 is an even 9-digits composite number following 981138891
and preceding 981138893 . In scientific notation, it is written as 9.81138892 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 6 positive divisors.
There are 490569444 positive integers (up to 981138892) that are relatively prime to 981138892.
981138892 has 6 divisors, whose sum is 1716993068
The reverse of 981138892 is 298831189
Previous prime number is 2
Is Prime? no Number parity even Number length 9 Sum of Digits 49 Digital Root 4
Name
nine hundred eighty-one million one hundred thirty-eight thousand eight hundred ninety-two
Scientific notation
9.81138892 × 10^8
Engineering notation
9.81138892 × 10^6
Prime Factorization
2 × 2 × 245284723
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
490569446 Product of the distinct prime numbers
The prime factorization of 981138892 is 2 × 2 × 245284723.
Since it has a total of 3 prime factors.
6 , 1 , 28 , 40 , 658 , 840 , 703 , 6458 , 55035 , 39104 , 221058 , 892798 , 2481942 , 2432724 , 74543421 , 84527053 , 576631330 , 943388591 , 5431096084 , 4031120623
n×2
1962277784
n×3
2943416676
n×4
3924555568
n×5
4905694460
n÷2
490569446
n÷3
327046297.33333
n÷3
245284723
n÷5
196227778.4
n2
962633525394987664
n3
9.4447719050809E+26
n4
9.2666330421438E+35
n5
9.0918540755396E+44
2 √n31323.136688397
3 √n993.67301771974
4 √n176.98343619785
5 √n62.855907101407
6 divisors
τ Total Divisors
6 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-981138891 Sum of the proper positive divisors of n
A Arithmetic Mean
0.16666666666667 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
6 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 981138892 can be divided by 6 positive divisors.
The sum of these divisors (counting 981138892) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
111010011110101111110111001100
3
Ternary
2112101012000112111
4
Quaternary
322132233313030
5
Quinary
4002132421032
6
Senary
241205113404
8
Octal
7236576714
10
Decimal
981138892
12
Duodecimal
2346b8864
16
Hexadecimal
3a7afdcc
20
Vigesimal
f6c274c
36
Base36
g857m4
md5
e958a459b1408869633ab29e811dede6
sha1
b80c73683c25cdce5d3b73f7bed78cc3711c50bc
sha256
b215869f0d00b661ce18a4a8ee7923c387b1b170fd033a7b577b8ffbcc7294b8
sha512
d375ac4b38d221f3e4396e02f7fb36f89ae864c2f25dd6d3b4b072e91bac4de8b869a23c4b4aecffb6aecfbe537e675ce26c1bed447e4c7eb383c72659c889f4
ripemd-160
6242ed8953c58ab798af97cd463a9965f17c5244
Diameter
1962277784
Circumference
6164677470.5169
Area
3.0242024114801E+18
Volume
3.9562168042445E+27
Surface area
1.2096809645921E+19
Circumference
6164677470.5169
Perimeter
3924555568
Area
962633525394987664
Diagonal
1387539927.6381
Surface area
5775801152369925984
Volume
9.4447719050809E+26
Space diagonal
1699382410.2258
Perimeter
2943416676
Area
4.1683254376332E+17
Altitude
849691205.11292
Surface area
4.1683254376332E+17
Volume
1.1130770434738E+26
Height
462513309.2127