68988049 is an odd 8-digits composite number following 68988048
and preceding 68988050 . In scientific notation, it is written as 6.8988049 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 63023616 positive integers (up to 68988049) that are relatively prime to 68988049.
68988049 has 8 divisors, whose sum is 75062120
The reverse of 68988049 is 94088986
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
sixty-eight million nine hundred eighty-eight thousand forty-nine
Scientific notation
6.8988049 × 10^7
Engineering notation
6.8988049 × 10^6
Prime Factorization
13 × 97 × 54709
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68988049
Product of the distinct prime numbers
The prime factorization of 68988049 is 13 × 97 × 54709.
Since it has a total of 3 prime factors.
7 , 3 , 54 , 50 , 231 , 968 , 3043 , 6279 , 35356 , 89069 , 905037 , 878154 , 3456575 , 3052033 , 63020465 , 21289214 , 90202140 , 575172680 , 1885702730 , 1381179463
n×2
137976098
n×3
206964147
n×4
275952196
n×5
344940245
n÷2
34494024.5
n÷3
22996016.333333
n÷3
17247012.25
n÷5
13797609.8
n2
4759350904826401
n3
3.2833833343036E+23
n4
2.2651421035272E+31
n5
1.562677344301E+39
2 √n
8305.9044661012
3 √n
410.13291149936
4 √n
91.13673499803
5 √n
36.96194126997
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
-68988048
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 68988049 can be divided by 8 positive divisors.
The sum of these divisors (counting 68988049) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000111001010110010010001
3
Ternary
11210210221210221
4
Quaternary
10013022302101
5
Quinary
120130104144
6
Senary
10502353041
8
Octal
407126221
10
Decimal
68988049
12
Duodecimal
1b12b781
16
Hexadecimal
41cac91
20
Vigesimal
11b3a29
36
Base36
152nip
md5
c48bc355ca8773c3292a5dbc0cc2fc14
sha1
73e5154a6c82dd40a15800d71790640f660a713f
sha256
7af2b4cedbafe657915a1ebf244ba81daf3085a02808229720567efbeec761e5
sha512
a1040b7e99a5d97c60fbc9ef6ba5c5ae0f3609f0d034c6453c9911573e447b2ce20e65562833d3eaf7682c5567cb5d81c68ac5715e964999713d712cc17b3b54
ripemd-160
afb41849136ae5ff317501da60f007ed2d88165a
Diameter
137976098
Circumference
433464695.84779
Area
1.4951941838459E+16
Volume
1.375340394929E+24
Surface area
5.9807767353834E+16
Circumference
433464695.84779
Perimeter
275952196
Area
4759350904826401
Diagonal
97563834.53746
Surface area
28556105428958406
Volume
3.2833833343036E+23
Space diagonal
119490805.98305
Perimeter
206964147
Area
2.0608593945521E+15
Altitude
59745402.991526
Surface area
2.0608593945521E+15
Volume
3.8695043682016E+22
Height
32521278.179153