68761390 is an even 8-digits composite number following 68761389
and preceding 68761391 . In scientific notation, it is written as 6.8761390 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 27504552 positive integers (up to 68761390) that are relatively prime to 68761390.
68761390 has 8 divisors, whose sum is 123770520
The reverse of 68761390 is 09316786
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
sixty-eight million seven hundred sixty-one thousand three hundred ninety
Scientific notation
6.8761390 × 10^7
Engineering notation
6.8761390 × 10^6
Prime Factorization
2 × 5 × 6876139
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68761390
Product of the distinct prime numbers
The prime factorization of 68761390 is 2 × 5 × 6876139.
Since it has a total of 3 prime factors.
10 , 4 , 92 , 55 , 943 , 859 , 9537 , 3501 , 80859 , 75366 , 569483 , 633753 , 9784641 , 1778060 , 28168753 , 29051172 , 406678841 , 892441302 , 254841941 , 1969665473
n×2
137522780
n×3
206284170
n×4
275045560
n×5
343806950
n÷2
34380695
n÷3
22920463.333333
n÷3
17190347.5
n÷5
13752278
n2
4728128754732100
n3
3.2511270527435E+23
n4
2.2355201521325E+31
n5
1.5371747303364E+39
2 √n
8292.248790286
3 √n
409.68325724932
4 √n
91.061785565
5 √n
36.937621729094
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
-68761389
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 68761390 can be divided by 8 positive divisors.
The sum of these divisors (counting 68761390) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110010011011100101110
3
Ternary
11210101102220011
4
Quaternary
10012103130232
5
Quinary
120100331030
6
Senary
10453443434
8
Octal
406233456
10
Decimal
68761390
12
Duodecimal
1b04057a
16
Hexadecimal
419372e
20
Vigesimal
119f39a
36
Base36
14xsmm
md5
0fdb1eeff010cda32ee890237429f50a
sha1
8f679304df5e143d7402f379f491d4c5078a98f4
sha256
5fc3a60449dc31b8b686ac3f37aa210cf2148b6647b70252f5e1cf00cba16ddb
sha512
f180923273486dacf217929c03716f00b779faeef312994b9a350ba84259ff9739e6fcd25ce2a2ea56c373fed48671795f7debd1d90b5f453c32a3e3457a231e
ripemd-160
8bb9841e10003b4e791b838f0d9bcac9ab066890
Diameter
137522780
Circumference
432040555.34925
Area
1.4853854561093E+16
Volume
1.3618289153048E+24
Surface area
5.9415418244372E+16
Circumference
432040555.34925
Perimeter
275045560
Area
4728128754732100
Diagonal
97243290.305626
Surface area
28368772528392600
Volume
3.2511270527435E+23
Space diagonal
119098221.07906
Perimeter
206284170
Area
2.0473398069808E+15
Altitude
59549110.539529
Surface area
2.0473398069808E+15
Volume
3.8314899758233E+22
Height
32414430.101875