997942761 is an odd 9-digits composite number following 997942760
and preceding 997942762 . In scientific notation, it is written as 9.97942761 × 10^8.
The sum of its digits is 54. It has a total of 4 prime factors and 12 positive divisors.
There are 664770456 positive integers (up to 997942761) that are relatively prime to 997942761.
997942761 has 12 divisors, whose sum is 1122030000
The reverse of 997942761 is 167249799
Previous prime number is 1499
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 54
Digital Root 9
Name
nine hundred ninety-seven million nine hundred forty-two thousand seven hundred sixty-one
Scientific notation
9.97942761 × 10^8
Engineering notation
9.97942761 × 10^6
Prime Factorization
9 × 9 × 1499 × 8219
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
110882529
Product of the distinct prime numbers
The prime factorization of 997942761 is 9 × 9 × 1499 × 8219.
Since it has a total of 4 prime factors.
4 , 9 , 60 , 75 , 487 , 723 , 1815 , 7347 , 44039 , 25293 , 171497 , 625336 , 9304971 , 4679006 , 13734878 , 84309463 , 76019122 , 752041600 , 26646554 , 5207835044
n×2
1995885522
n×3
2993828283
n×4
3991771044
n×5
4989713805
n÷2
498971380.5
n÷3
332647587
n÷3
249485690.25
n÷5
199588552.2
n2
995889754232303121
n3
9.938409709902E+26
n4
9.9179640258488E+35
n5
9.8975604034542E+44
2 √n
31590.23205043
3 √n
999.31378288044
4 √n
177.73641171811
5 √n
63.06975245762
1 , 9 , 81 , 1499 , 8219 , 13491 , 73971 , 121419 , 665739 , 12320281 , 110882529 , 997942761
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
-997942760
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 997942761 can be divided by 12 positive divisors.
The sum of these divisors (counting 997942761) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111011011110110110010111101001
3
Ternary
2120112210202010000
4
Quaternary
323132312113221
5
Quinary
4020433132021
6
Senary
243005213213
8
Octal
7336662751
10
Decimal
997942761
12
Duodecimal
23a261209
16
Hexadecimal
3b7b65e9
20
Vigesimal
fbh2gi1
36
Base36
gi5dk9
md5
d16975664c85cc9c8230b4ba98f531b9
sha1
847cb4e9e8829fdbba9bd83f7edb859295e783c7
sha256
e93fd2af4fd2f464aa0140da131f8cfaddcda542fca4291e95ac36173fcc6656
sha512
39b57292d7011f15a16331e1a516c68d6d8934f4fd10161c1e8e853cfe55753d0f0ffe0bae45520899f511ee13103f43a5409afeb017b76d3d4c4ca4493ab26c
ripemd-160
db7bbf205711ef1cba76d0fc977639ab01d4c6f1
Diameter
1995885522
Circumference
6270259293.3214
Area
3.1286799356815E+18
Volume
4.1629913243991E+27
Surface area
1.2514719742726E+19
Circumference
6270259293.3214
Perimeter
3991771044
Area
995889754232303121
Diagonal
1411304187.0783
Surface area
5975338525393818726
Volume
9.938409709902E+26
Space diagonal
1728487565.0976
Perimeter
2993828283
Area
4.3123291326691E+17
Altitude
864243782.54878
Surface area
4.3123291326691E+17
Volume
1.1712528166803E+26
Height
470434729.02608