68879993 is an odd 8-digits composite number following 68879992
and preceding 68879994 . In scientific notation, it is written as 6.8879993 × 10^7.
The sum of its digits is 59. It has a total of 3 prime factors and 8 positive divisors.
There are 54498384 positive integers (up to 68879993) that are relatively prime to 68879993.
68879993 has 8 divisors, whose sum is 84775488
The reverse of 68879993 is 39997886
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 59
Digital Root 5
Name
sixty-eight million eight hundred seventy-nine thousand nine hundred ninety-three
Scientific notation
6.8879993 × 10^7
Engineering notation
6.8879993 × 10^6
Prime Factorization
7 × 13 × 756923
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68879993
Product of the distinct prime numbers
The prime factorization of 68879993 is 7 × 13 × 756923.
Since it has a total of 3 prime factors.
10 , 7 , 8 , 46 , 772 , 329 , 1348 , 3341 , 87186 , 61223 , 697578 , 959530 , 9560656 , 8617674 , 43713927 , 69837334 , 107973819 , 472678075 , 384472839 , 9853157315
n×2
137759986
n×3
206639979
n×4
275519972
n×5
344399965
n÷2
34439996.5
n÷3
22959997.666667
n÷3
17219998.25
n÷5
13775998.6
n2
4744453435680049
n3
3.2679791943847E+23
n4
2.2509838403336E+31
n5
1.5504775116529E+39
2 √n
8299.3971467812
3 √n
409.91866917401
4 √n
91.101027144491
5 √n
36.950355309115
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
-68879992
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 68879993 can be divided by 8 positive divisors.
The sum of these divisors (counting 68879993) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110110000011001111001
3
Ternary
11210121110120212
4
Quaternary
10012300121321
5
Quinary
120113124433
6
Senary
10500200505
8
Octal
406603171
10
Decimal
68879993
12
Duodecimal
1b099135
16
Hexadecimal
41b0679
20
Vigesimal
11a9jjd
36
Base36
150c55
md5
493e49b384785b9d55a32d346a1ea880
sha1
b319493aafd187f3c1b15a4105589dad206aa51e
sha256
c83e46229b4a1476481a0047500dd4fe11de4eb6fb7deff4b700699b72e78e8e
sha512
c2457c9ea44421a3b287197c49f93396d37c82e556abad761317f94a216f7cd085efb8e77af0fa0e231b36e41e31d73dd5691fc6297dd46efa5b702987bd808d
ripemd-160
407240a85e1e88f263663048c7961fbe2fc8ce6b
Diameter
137759986
Circumference
432785759.97623
Area
1.4905140058831E+16
Volume
1.3688879238884E+24
Surface area
5.9620560235325E+16
Circumference
432785759.97623
Perimeter
275519972
Area
4744453435680049
Diagonal
97411020.276764
Surface area
28466720614080294
Volume
3.2679791943847E+23
Space diagonal
119303647.50099
Perimeter
206639979
Area
2.0544086011856E+15
Altitude
59651823.750494
Surface area
2.0544086011856E+15
Volume
3.8513504152099E+22
Height
32470340.092255