68996972 is an even 8-digits composite number following 68996971
and preceding 68996973 . In scientific notation, it is written as 6.8996972 × 10^7.
The sum of its digits is 56. It has a total of 5 prime factors and 24 positive divisors.
There are 30931200 positive integers (up to 68996972) that are relatively prime to 68996972.
68996972 has 24 divisors, whose sum is 133532112
The reverse of 68996972 is 27969986
Previous prime number is 73
Is Prime? no
Number parity even
Number length 8
Sum of Digits 56
Digital Root 2
Name
sixty-eight million nine hundred ninety-six thousand nine hundred seventy-two
Scientific notation
6.8996972 × 10^7
Engineering notation
6.8996972 × 10^6
Prime Factorization
2 × 2 × 11 × 73 × 21481
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
34498486
Product of the distinct prime numbers
The prime factorization of 68996972 is 2 × 2 × 11 × 73 × 21481.
Since it has a total of 5 prime factors.
5 , 1 , 11 , 1 , 557 , 789 , 6180 , 6230 , 78351 , 72885 , 848304 , 189432 , 3286164 , 2509564 , 72375768 , 25793817 , 617388005 , 952876596 , 6191990324 , 2547378283
n×2
137993944
n×3
206990916
n×4
275987888
n×5
344984860
n÷2
34498486
n÷3
22998990.666667
n÷3
17249243
n÷5
13799394.4
n2
4760582145168784
n3
3.2846575297391E+23
n4
2.26631423609E+31
n5
1.563688198907E+39
2 √n
8306.4415967368
3 √n
410.1505931039
4 √n
91.13968178975
5 √n
36.962897361191
1 , 2 , 4 , 11 , 22 , 44 , 73 , 146 , 292 , 803 , 1606 , 3212 , 21481 , 42962 , 85924 , 236291 , 472582 , 945164 , 1568113 , 3136226 , 6272452 , 17249243 , 34498486 , 68996972
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68996971
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68996972 can be divided by 24 positive divisors.
The sum of these divisors (counting 68996972) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100000111001100111101101100
3
Ternary
11210211102001102
4
Quaternary
10013030331230
5
Quinary
120130400342
6
Senary
10502502232
8
Octal
407147554
10
Decimal
68996972
12
Duodecimal
1b134978
16
Hexadecimal
41ccf6c
20
Vigesimal
11b4c8c
36
Base36
152uek
md5
2c172558841cf479f4dbf2000141b3fd
sha1
2ccb5db0f4ca123e043e07e5208b484827c3ce66
sha256
7461b90544bb80c77a944580bb4b1a542be5817e3d2739cf86623b35395276e7
sha512
4ccb6294b91775201fa5b166c73ed32673e1e848cb29d008d90ecf8808c9c5da72132281671b21d12f72ce6c5eb80e025520a1856e66d94ac6b262332c06df45
ripemd-160
2de414f3fc42b1d2855515f8b78db8b616a47fe4
Diameter
137993944
Circumference
433520760.71028
Area
1.4955809894073E+16
Volume
1.3758741286649E+24
Surface area
5.9823239576292E+16
Circumference
433520760.71028
Perimeter
275987888
Area
4760582145168784
Diagonal
97576453.565077
Surface area
28563492871012704
Volume
3.2846575297391E+23
Space diagonal
119506261.07241
Perimeter
206990916
Area
2.0613925372594E+15
Altitude
59753130.536204
Surface area
2.0613925372594E+15
Volume
3.8710060219233E+22
Height
32525484.521692