68996979 is an odd 8-digits composite number following 68996978
and preceding 68996980 . In scientific notation, it is written as 6.8996979 × 10^7.
The sum of its digits is 63. It has a total of 4 prime factors and 12 positive divisors.
There are 44514000 positive integers (up to 68996979) that are relatively prime to 68996979.
68996979 has 12 divisors, whose sum is 102877632
The reverse of 68996979 is 97969986
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 63
Digital Root 9
Name
sixty-eight million nine hundred ninety-six thousand nine hundred seventy-nine
Scientific notation
6.8996979 × 10^7
Engineering notation
6.8996979 × 10^6
Prime Factorization
3 × 3 × 31 × 247301
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
22998993
Product of the distinct prime numbers
The prime factorization of 68996979 is 3 × 3 × 31 × 247301.
Since it has a total of 4 prime factors.
3 , 1 , 19 , 32 , 845 , 630 , 1318 , 5881 , 3589 , 30005 , 496633 , 185478 , 9877489 , 7637718 , 35773703 , 45059069 , 514257291 , 547513276 , 2059326563 , 4581901579
n×2
137993958
n×3
206990937
n×4
275987916
n×5
344984895
n÷2
34498489.5
n÷3
22998993
n÷3
17249244.75
n÷5
13799395.8
n2
4760583111126441
n3
3.2846585294615E+23
n4
2.2663151557942E+31
n5
1.5636889921172E+39
2 √n
8306.4420180966
3 √n
410.15060697433
4 √n
91.139684101365
5 √n
36.962898111196
1 , 3 , 9 , 31 , 93 , 279 , 247301 , 741903 , 2225709 , 7666331 , 22998993 , 68996979
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68996978
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68996979 can be divided by 12 positive divisors.
The sum of these divisors (counting 68996979) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100000111001100111101110011
3
Ternary
11210211102001200
4
Quaternary
10013030331303
5
Quinary
120130400404
6
Senary
10502502243
8
Octal
407147563
10
Decimal
68996979
12
Duodecimal
1b134983
16
Hexadecimal
41ccf73
20
Vigesimal
11b4c8j
36
Base36
152uer
md5
24961ad1b97f1d48c37dbceb471e9d84
sha1
4d6392eebfc8e540b174091a24835ab1e95b1f39
sha256
b190d6f8443cf436a5b7e0b10d1b06471adad1ae7be968614f17906aa33cd9fc
sha512
c900bd88027aecb407f40bf9afcc5673130fb828891059ad06dc689c937ff742a9803fd8982306463ecc46d16257d6aa9965e1eee6de28a8af92629a086d69c3
ripemd-160
3e634def3386f2afce74f991e3dc31fc8b02c3be
Diameter
137993958
Circumference
433520804.69258
Area
1.4955812928718E+16
Volume
1.3758745474276E+24
Surface area
5.9823251714874E+16
Circumference
433520804.69258
Perimeter
275987916
Area
4760583111126441
Diagonal
97576463.464572
Surface area
28563498666758646
Volume
3.2846585294615E+23
Space diagonal
119506273.19676
Perimeter
206990937
Area
2.0613929555313E+15
Altitude
59753136.598381
Surface area
2.0613929555313E+15
Volume
3.8710072001074E+22
Height
32525487.821524