9921997907 is an odd 10-digits composite number following 9921997906
and preceding 9921997908 . In scientific notation, it is written as 9.921997907 × 10^9.
The sum of its digits is 62. It has a total of 3 prime factors and 8 positive divisors.
There are 9772180704 positive integers (up to 9921997907) that are relatively prime to 9921997907.
9921997907 has 8 divisors, whose sum is 10071867600
The reverse of 9921997907 is 7097991299
Previous prime number is 8269
Is Prime? no Number parity odd Number length 10 Sum of Digits 62 Digital Root 8
Name
nine billion nine hundred twenty-one million nine hundred ninety-seven thousand nine hundred seven
Scientific notation
9.921997907 × 10^9
Engineering notation
9.921997907 × 10^9
Prime Factorization
67 × 8269 × 17909
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
9921997907 Product of the distinct prime numbers
The prime factorization of 9921997907 is 67 × 8269 × 17909.
Since it has a total of 3 prime factors.
3 , 2 , 15 , 57 , 675 , 330 , 6825 , 8379 , 6537 , 37574 , 537438 , 223238 , 2445289 , 7932244 , 21020224 , 96330407 , 42780656 , 964872769 , 3917021599 , 6399242810
n×2
19843995814
n×3
29765993721
n×4
39687991628
n×5
49609989535
n÷2
4960998953.5
n÷3
3307332635.6667
n÷3
2480499476.75
n÷5
1984399581.4
n2
9.8446042466512E+19
n3
9.7678142730517E+29
n4
9.6916232773184E+39
n5
9.6160265872985E+49
2 √n99609.226013457
3 √n2148.8183813242
4 √n315.60929329387
5 √n99.843506777333
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
-9921997906 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 9921997907 can be divided by 8 positive divisors.
The sum of these divisors (counting 9921997907) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001001111011001011010110001010011
3
Ternary
221121110222201100222
4
Quaternary
21033121122301103
5
Quinary
130310012413112
6
Senary
4320314503255
8
Octal
111731326123
10
Decimal
9921997907
12
Duodecimal
1b0aa34b2b
16
Hexadecimal
24f65ac53
20
Vigesimal
7f0c9ef7
36
Base36
4k3aukz
md5
a303b763a983933465f44d6127840761
sha1
1c5d32088b07f3a0b580cfcf92c60231c2ac4275
sha256
1f293ead1d95efe7c232e9796b1e8134205a284c6b86abc4f978ea6d01dfb041
sha512
49826cd4f387c7f9dd5153e963edf951275b3875f33a8f6991b6078deeb045bb1844996b5d0fe4437b535d7956b1fdd574ef1fcf0ff659efbd7858dac4355c8d
ripemd-160
265ad41caa4153738eff4d16e53469549b450594
Diameter
19843995814
Circumference
62341751467.129
Area
3.0927736378778E+20
Volume
4.0915324749132E+30
Surface area
1.2371094551511E+21
Circumference
62341751467.129
Perimeter
39687991628
Area
9.8446042466512E+19
Diagonal
14031824005.917
Surface area
5.9067625479907E+20
Volume
9.7678142730517E+29
Space diagonal
17185404487.516
Perimeter
29765993721
Area
4.2628386839021E+19
Altitude
8592702243.758
Surface area
4.2628386839021E+19
Volume
1.1511479516409E+29
Height
4677274668.639