831093921 is an odd 9-digits composite number following 831093920
and preceding 831093922 . In scientific notation, it is written as 8.31093921 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 474910776 positive integers (up to 831093921) that are relatively prime to 831093921.
831093921 has 12 divisors, whose sum is 1371964672
The reverse of 831093921 is 129390138
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
eight hundred thirty-one million ninety-three thousand nine hundred twenty-one
Scientific notation
8.31093921 × 10^8
Engineering notation
8.31093921 × 10^6
Prime Factorization
3 × 3 × 7 × 13191967
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
277031307
Product of the distinct prime numbers
The prime factorization of 831093921 is 3 × 3 × 7 × 13191967.
Since it has a total of 4 prime factors.
10 , 8 , 48 , 36 , 22 , 145 , 3109 , 9320 , 12314 , 56026 , 445366 , 659162 , 3685831 , 4162049 , 92278758 , 22999143 , 34597590 , 893566996 , 9075944065 , 9934854402
n×2
1662187842
n×3
2493281763
n×4
3324375684
n×5
4155469605
n÷2
415546960.5
n÷3
277031307
n÷3
207773480.25
n÷5
166218784.2
n2
690717105523154241
n3
5.7405078753101E+26
n4
4.7709011986228E+35
n5
3.9650669838671E+44
2 √n
28828.699606469
3 √n
940.1923255936
4 √n
169.79016345616
5 √n
60.80370189921
1 , 3 , 7 , 9 , 21 , 63 , 13191967 , 39575901 , 92343769 , 118727703 , 277031307 , 831093921
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
-831093920
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 831093921 can be divided by 12 positive divisors.
The sum of these divisors (counting 831093921) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110001100010010111110010100001
3
Ternary
2010220211221112100
4
Quaternary
301202113302201
5
Quinary
3200230001141
6
Senary
214245121013
8
Octal
6142276241
10
Decimal
831093921
12
Duodecimal
1b23b9169
16
Hexadecimal
31897ca1
20
Vigesimal
cje6eg1
36
Base36
dqt869
md5
19dda3ccbe2234924319d180f7296345
sha1
88741b4170bc03746d41aacdb5b834b2448dd4ab
sha256
b7f54efa78fd6675b822f4c2daf07ca133a3207642a6091122c743d48d680adc
sha512
0423057676ed9cbbd8385d348838482f7c6081a88c541830a2ea7f47f61a201b38646b287a729ac51cb8123b5f012a6d09ccdca1d3b952d9a11743a41b3d554e
ripemd-160
88502647695b569712bc4da8d11d17327bf145ee
Diameter
1662187842
Circumference
5221917113.3135
Area
2.1699517844203E+18
Volume
2.4045783158598E+27
Surface area
8.6798071376814E+18
Circumference
5221917113.3135
Perimeter
3324375684
Area
690717105523154241
Diagonal
1175344294.684
Surface area
4144302633138925446
Volume
5.7405078753101E+26
Space diagonal
1439496897.0336
Perimeter
2493281763
Area
2.9908928010575E+17
Altitude
719748448.51682
Surface area
2.9908928010575E+17
Volume
6.7652534101442E+25
Height
391781431.56134