68831409 is an odd 8-digits composite number following 68831408
and preceding 68831410 . In scientific notation, it is written as 6.8831409 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 45855056 positive integers (up to 68831409) that are relatively prime to 68831409.
68831409 has 8 divisors, whose sum is 91840320
The reverse of 68831409 is 90413886
Previous prime number is 1559
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
sixty-eight million eight hundred thirty-one thousand four hundred nine
Scientific notation
6.8831409 × 10^7
Engineering notation
6.8831409 × 10^6
Prime Factorization
3 × 1559 × 14717
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68831409
Product of the distinct prime numbers
The prime factorization of 68831409 is 3 × 1559 × 14717.
Since it has a total of 3 prime factors.
2 , 2 , 58 , 53 , 680 , 506 , 302 , 3808 , 2068 , 47172 , 662373 , 557234 , 4194643 , 6065363 , 81923925 , 72859486 , 133164286 , 319121223 , 6395327585 , 1499861945
n×2
137662818
n×3
206494227
n×4
275325636
n×5
344157045
n÷2
34415704.5
n÷3
22943803
n÷3
17207852.25
n÷5
13766281.8
n2
4737762864925281
n3
3.2610689350068E+23
n4
2.2446396964265E+31
n5
1.5450171300237E+39
2 √n
8296.4696708901
3 √n
409.8222687922
4 √n
91.084958532626
5 √n
36.945141305193
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
-68831408
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 68831409 can be divided by 8 positive divisors.
The sum of these divisors (counting 68831409) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110100100100010110001
3
Ternary
11210111222221110
4
Quaternary
10012210202301
5
Quinary
120110101114
6
Senary
10455143533
8
Octal
406444261
10
Decimal
68831409
12
Duodecimal
1b074ba9
16
Hexadecimal
41a48b1
20
Vigesimal
11a3ia9
36
Base36
14zanl
md5
0a49fcfa93d6b4b511c6236aaa0cefae
sha1
39f364a0607d7cf2ca56b3f4a20d421667890ad9
sha256
3a3f0dab534b32673e0bbd16f03da28914ecf97e406ffdb9204236e39905f20b
sha512
d9f43bca663c7ef7ea4992b0f59f209b5b2c776a8fe252dcd776e8e9b8f8ee5883619127721e5d8fb258432f553e7ad85a6ae7048267224212fbc9e4da7d2b8d
ripemd-160
57400f35860370f8d0d369361986b21cefc01cf8
Diameter
137662818
Circumference
432480497.70127
Area
1.48841210109E+16
Volume
1.365993361209E+24
Surface area
5.9536484043599E+16
Circumference
432480497.70127
Perimeter
275325636
Area
4737762864925281
Diagonal
97342312.12505
Surface area
28426577189551686
Volume
3.2610689350068E+23
Space diagonal
119219497.54455
Perimeter
206494227
Area
2.0515114990659E+15
Altitude
59609748.772277
Surface area
2.0515114990659E+15
Volume
3.8432065964335E+22
Height
32447437.375017