68809742 is an even 8-digits composite number following 68809741
and preceding 68809743 . In scientific notation, it is written as 6.8809742 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 34273792 positive integers (up to 68809742) that are relatively prime to 68809742.
68809742 has 8 divisors, whose sum is 103607856
The reverse of 68809742 is 24790886
Previous prime number is 263
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
sixty-eight million eight hundred nine thousand seven hundred forty-two
Scientific notation
6.8809742 × 10^7
Engineering notation
6.8809742 × 10^6
Prime Factorization
2 × 263 × 130817
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68809742
Product of the distinct prime numbers
The prime factorization of 68809742 is 2 × 263 × 130817.
Since it has a total of 3 prime factors.
2 , 4 , 71 , 83 , 800 , 378 , 790 , 3525 , 81260 , 83770 , 415116 , 539122 , 3569931 , 5791087 , 70390830 , 23744754 , 354874236 , 118799398 , 5121628977 , 2974058737
n×2
137619484
n×3
206429226
n×4
275238968
n×5
344048710
n÷2
34404871
n÷3
22936580.666667
n÷3
17202435.5
n÷5
13761948.4
n2
4734780594106564
n3
3.2579903110708E+23
n4
2.2418147274328E+31
n5
1.5425869300645E+39
2 √n
8295.1637717407
3 √n
409.7792625004
4 √n
91.077789673118
5 √n
36.942815067216
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
-68809741
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 68809742 can be divided by 8 positive divisors.
The sum of these divisors (counting 68809742) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110011111010000001110
3
Ternary
11210110220012222
4
Quaternary
10012133100032
5
Quinary
120103402432
6
Senary
10454455342
8
Octal
406372016
10
Decimal
68809742
12
Duodecimal
1b064552
16
Hexadecimal
419f40e
20
Vigesimal
11a1472
36
Base36
14ytxq
md5
f30069c7407e9c1be689cddfd01bf39e
sha1
eb12a6369fb64756f0305bb5a9f74589bc9a1963
sha256
4653ecc4c10cea66887b153d5084972954d2cd4d104ef76d344dd5202659aa3f
sha512
157cfa63e9c0360c266f64ac3ee3a0a98fd82fbd13253e26d451e1aea71038b134618f277b2b997f8ba2925211be74212cd50654fd222fc53b22bfca720c47a2
ripemd-160
b20a2cc2a203fcf8c6739f52b1ac08850c5d01a0
Diameter
137619484
Circumference
432344359.92522
Area
1.4874751930805E+16
Volume
1.3647037902302E+24
Surface area
5.9499007723219E+16
Circumference
432344359.92522
Perimeter
275238968
Area
4734780594106564
Diagonal
97311670.359794
Surface area
28408683564639384
Volume
3.2579903110708E+23
Space diagonal
119181969.19971
Perimeter
206429226
Area
2.0502201379209E+15
Altitude
59590984.599853
Surface area
2.0502201379209E+15
Volume
3.8395784033304E+22
Height
32437223.453265