68161709 is an odd 8-digits composite number following 68161708
and preceding 68161710 . In scientific notation, it is written as 6.8161709 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 53112960 positive integers (up to 68161709) that are relatively prime to 68161709.
68161709 has 8 divisors, whose sum is 84980928
The reverse of 68161709 is 90716186
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-eight million one hundred sixty-one thousand seven hundred nine
Scientific notation
6.8161709 × 10^7
Engineering notation
6.8161709 × 10^6
Prime Factorization
7 × 11 × 885217
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68161709
Product of the distinct prime numbers
The prime factorization of 68161709 is 7 × 11 × 885217.
Since it has a total of 3 prime factors.
6 , 9 , 25 , 24 , 935 , 480 , 8619 , 1368 , 30673 , 43412 , 654821 , 498850 , 63136 , 7799699 , 39193286 , 1760908 , 418420312 , 877209598 , 4262908029 , 5396155754
n×2
136323418
n×3
204485127
n×4
272646836
n×5
340808545
n÷2
34080854.5
n÷3
22720569.666667
n÷3
17040427.25
n÷5
13632341.8
n2
4646018573800681
n3
3.16680566036E+23
n4
2.1585488588101E+31
n5
1.471303791765E+39
2 √n
8256.010477222
3 √n
408.48880325391
4 √n
90.862591187034
5 √n
36.87296780268
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
-68161708
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 68161709 can be divided by 8 positive divisors.
The sum of these divisors (counting 68161709) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000100000001000010101101
3
Ternary
11202020222021202
4
Quaternary
10010001002231
5
Quinary
114422133314
6
Senary
10432535245
8
Octal
404010255
10
Decimal
68161709
12
Duodecimal
1a9b1525
16
Hexadecimal
41010ad
20
Vigesimal
1160459
36
Base36
14kxwt
md5
5580e3ed5ce5e4801098f8b509f7f83b
sha1
4e26450bb1d5d33eb6333435e7d331d7f9b6d46a
sha256
0f949f5a263eeca8581883308037538d43253b95dc044a5ccb396efc640587fc
sha512
51c3ce5bb81ed3199306d68ee9acee3730dfd6adebe84380a5fa0a2bccab6aa13bff4816a5ee9d9de5d86bc27a0f9eb30899b47938cd80fbfd82a98d56f9a477
ripemd-160
98e8651a0e5ec41730e1dbd03219a8cd69f112f4
Diameter
136323418
Circumference
428272648.50105
Area
1.4595897819894E+16
Volume
1.3265084530578E+24
Surface area
5.8383591279576E+16
Circumference
428272648.50105
Perimeter
272646836
Area
4646018573800681
Diagonal
96395213.302328
Surface area
27876111442804086
Volume
3.16680566036E+23
Space diagonal
118059543.11872
Perimeter
204485127
Area
2.0117850556829E+15
Altitude
59029771.559362
Surface area
2.0117850556829E+15
Volume
3.7321162619008E+22
Height
32131737.767443