70721997 is an odd 8-digits composite number following 70721996
and preceding 70721998 . In scientific notation, it is written as 7.0721997 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 46140480 positive integers (up to 70721997) that are relatively prime to 70721997.
70721997 has 16 divisors, whose sum is 96327168
The reverse of 70721997 is 79912707
Previous prime number is 223
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy million seven hundred twenty-one thousand nine hundred ninety-seven
Scientific notation
7.0721997 × 10^7
Engineering notation
7.0721997 × 10^6
Prime Factorization
3 × 61 × 223 × 1733
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
70721997
Product of the distinct prime numbers
The prime factorization of 70721997 is 3 × 61 × 223 × 1733.
Since it has a total of 4 prime factors.
10 , 8 , 76 , 44 , 202 , 145 , 9247 , 2470 , 52684 , 81841 , 762814 , 716132 , 9610866 , 7977577 , 37940911 , 98932454 , 182202774 , 70649390 , 6181520039 , 2808455364
n×2
141443994
n×3
212165991
n×4
282887988
n×5
353609985
n÷2
35360998.5
n÷3
23573999
n÷3
17680499.25
n÷5
14144399.4
n2
5001600859668009
n3
3.5372320099264E+23
n4
2.5016011159432E+31
n5
1.7691822661693E+39
2 √n
8409.6371503175
3 √n
413.54061742937
4 √n
91.704073793466
5 √n
37.145901527506
1 , 3 , 61 , 183 , 223 , 669 , 1733 , 5199 , 13603 , 40809 , 105713 , 317139 , 386459 , 1159377 , 23573999 , 70721997
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-70721996
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 70721997 can be divided by 16 positive divisors.
The sum of these divisors (counting 70721997) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100001101110010000111001101
3
Ternary
11221002001100020
4
Quaternary
10031302013031
5
Quinary
121101100442
6
Senary
11003452353
8
Octal
415620715
10
Decimal
70721997
12
Duodecimal
1b8270b9
16
Hexadecimal
43721cd
20
Vigesimal
12204jh
36
Base36
163tfx
md5
fbe78b859586e994ee36e6ade2c229cd
sha1
dc235290f2b9f404ff67cc8babcd75b6daec02e8
sha256
a9b6c1765342ed1ae24b1cbdc87fab22c47723760f0c72103ee189afb9b81f8c
sha512
5da6c27195f8056be9c01f3d7d311775df4ed12c6058cc0b2305cf94ef403be4b9dbe38a0f92976222ba039ef1e125824276e29d1f7ceca0a65ca26cede284b5
ripemd-160
d846582e95ae9981cc9591adb7ca3fcc7bbab5ec
Diameter
141443994
Circumference
444359412.4448
Area
1.5712992516921E+16
Volume
1.4816722795237E+24
Surface area
6.2851970067686E+16
Circumference
444359412.4448
Perimeter
282887988
Area
5001600859668009
Diagonal
100016007.31551
Surface area
30009605158008054
Volume
3.5372320099264E+23
Space diagonal
122494092.01673
Perimeter
212165991
Area
2.1657567020313E+15
Altitude
61247046.008367
Surface area
2.1657567020313E+15
Volume
4.1686679014151E+22
Height
33338669.10517