68763987 is an odd 8-digits composite number following 68763986
and preceding 68763988 . In scientific notation, it is written as 6.8763987 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 6 positive divisors.
There are 45842652 positive integers (up to 68763987) that are relatively prime to 68763987.
68763987 has 6 divisors, whose sum is 99325772
The reverse of 68763987 is 78936786
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
sixty-eight million seven hundred sixty-three thousand nine hundred eighty-seven
Scientific notation
6.8763987 × 10^7
Engineering notation
6.8763987 × 10^6
Prime Factorization
3 × 3 × 7640443
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
22921329
Product of the distinct prime numbers
The prime factorization of 68763987 is 3 × 3 × 7640443.
Since it has a total of 3 prime factors.
7 , 4 , 51 , 3 , 596 , 131 , 9883 , 3124 , 27961 , 68567 , 294244 , 865154 , 6228339 , 6391897 , 99231988 , 26013043 , 350401501 , 365000880 , 880128631 , 414838388
n×2
137527974
n×3
206291961
n×4
275055948
n×5
343819935
n÷2
34381993.5
n÷3
22921329
n÷3
17190996.75
n÷5
13752797.4
n2
4728485908136169
n3
3.2514954351676E+23
n4
2.2358578983442E+31
n5
1.5374650345559E+39
2 √n
8292.4053808289
3 √n
409.68841486285
4 √n
91.062645364765
5 √n
36.937900739028
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68763986
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68763987 can be divided by 6 positive divisors.
The sum of these divisors (counting 68763987) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
100000110010100000101010011
3
Ternary
11210101120110100
4
Quaternary
10012110011103
5
Quinary
120100421422
6
Senary
10453503443
8
Octal
406240523
10
Decimal
68763987
12
Duodecimal
1b041b83
16
Hexadecimal
4194153
20
Vigesimal
119f9j7
36
Base36
14xumr
md5
6aa0eb4dcd7aefe7a00aa1ea0987157e
sha1
3acd69fcdac6e4aef27f5ff016bda191eb34b3f9
sha256
d8a49afe7ce96f184b410733ca10b3460fd2c8944ee5ec6a0943dee607fb6127
sha512
c78899fa2ecfed33aec37c2436b2784fb1ea4e429312deb6a16c678fc9a504be32db39b70db65472e9497f0aba146c2961431439c9e021be5cca476730279748
ripemd-160
f38a3112c5a424526ab06d330c9368b8416ea5be
Diameter
137527974
Circumference
432056872.78149
Area
1.4854976591603E+16
Volume
1.3619832229738E+24
Surface area
5.9419906366414E+16
Circumference
432056872.78149
Perimeter
275055948
Area
4728485908136169
Diagonal
97246963.018247
Surface area
28370915448817014
Volume
3.2514954351676E+23
Space diagonal
119102719.21501
Perimeter
206291961
Area
2.0474944589413E+15
Altitude
59551359.607503
Surface area
2.0474944589413E+15
Volume
3.8319241186735E+22
Height
32415654.339416