869797981 is an odd 9-digits composite number following 869797980
and preceding 869797982 . In scientific notation, it is written as 8.69797981 × 10^8.
The sum of its digits is 64. It has a total of 3 prime factors and 8 positive divisors.
There are 796566960 positive integers (up to 869797981) that are relatively prime to 869797981.
869797981 has 8 divisors, whose sum is 944082944
The reverse of 869797981 is 189797968
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 64
Digital Root 1
Name
eight hundred sixty-nine million seven hundred ninety-seven thousand nine hundred eighty-one
Scientific notation
8.69797981 × 10^8
Engineering notation
8.69797981 × 10^6
Prime Factorization
13 × 127 × 526831
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
869797981
Product of the distinct prime numbers
The prime factorization of 869797981 is 13 × 127 × 526831.
Since it has a total of 3 prime factors.
8 , 7 , 24 , 43 , 251 , 979 , 1141 , 9847 , 42334 , 34445 , 860523 , 405734 , 5194282 , 1160617 , 84050048 , 54887356 , 813559990 , 19772145 , 7164228078 , 6474368192
n×2
1739595962
n×3
2609393943
n×4
3479191924
n×5
4348989905
n÷2
434898990.5
n÷3
289932660.33333
n÷3
217449495.25
n÷5
173959596.2
n2
756548527751676361
n3
6.5804438196693E+26
n4
5.7236567484323E+35
n5
4.9784250837234E+44
2 √n
29492.337665909
3 √n
954.56637423018
4 √n
171.73333300763
5 √n
61.359763784174
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
-869797980
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 869797981 can be divided by 8 positive divisors.
The sum of these divisors (counting 869797981) is 1, the average is 0.125.
Base
System
Value
2
Binary
110011110110000001000001011101
3
Ternary
2020121200022112001
4
Quaternary
303312001001131
5
Quinary
3240132013411
6
Senary
222150442301
8
Octal
6366010135
10
Decimal
869797981
12
Duodecimal
203363391
16
Hexadecimal
33d8105d
20
Vigesimal
dbg4ej1
36
Base36
edusf1
md5
55979212b4c8cd95ed40f49490df94a0
sha1
6ba850624c03091d16abac40de43b0b3284da1af
sha256
9a5a4a2d8be49134997081a56a6c748d1d409ea4758f385596d6f7e2dcae12c6
sha512
ac71e84451a66f9d3f24205138f4c7053d5d477d670579b021b0dfa59c83031b011c28293a50d2963daecb352afe458097c818ea2e29971560ba6450832b5a8b
ripemd-160
fd223c3371ada90ba1f3cf0bd08299a5d91efbd1
Diameter
1739595962
Circumference
5465101894.4337
Area
2.3767672968688E+18
Volume
2.7564098614978E+27
Surface area
9.5070691874754E+18
Circumference
5465101894.4337
Perimeter
3479191924
Area
756548527751676361
Diagonal
1230080101.2549
Surface area
4539291166510058166
Volume
6.5804438196693E+26
Space diagonal
1506534295.4128
Perimeter
2609393943
Area
3.2759512211433E+17
Altitude
753267147.70641
Surface area
3.2759512211433E+17
Volume
7.7551274135088E+25
Height
410026700.41831