7642235981 is an odd 10-digits composite number following 7642235980
and preceding 7642235982 . In scientific notation, it is written as 7.642235981 × 10^9.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 7192013760 positive integers (up to 7642235981) that are relatively prime to 7642235981.
7642235981 has 8 divisors, whose sum is 8092543104
The reverse of 7642235981 is 1895322467
Previous prime number is 20431
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 47
Digital Root 2
Name
seven billion six hundred forty-two million two hundred thirty-five thousand nine hundred eighty-one
Scientific notation
7.642235981 × 10^9
Engineering notation
7.642235981 × 10^9
Prime Factorization
17 × 20431 × 22003
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7642235981
Product of the distinct prime numbers
The prime factorization of 7642235981 is 17 × 20431 × 22003.
Since it has a total of 3 prime factors.
1 , 8 , 71 , 59 , 187 , 523 , 9830 , 1523 , 47912 , 91354 , 894186 , 131566 , 662433 , 2769420 , 91005721 , 89784477 , 620407052 , 853452572 , 4371255706 , 2590518436
n×2
15284471962
n×3
22926707943
n×4
30568943924
n×5
38211179905
n÷2
3821117990.5
n÷3
2547411993.6667
n÷3
1910558995.25
n÷5
1528447196.2
n2
5.8403770789291E+19
n3
4.46335398552E+29
n4
3.411000442408E+39
n5
2.6067670312178E+49
2 √n
87419.883213146
3 √n
1969.7305222883
4 √n
295.6685360554
5 √n
94.76415377289
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
-7642235980
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 7642235981 can be divided by 8 positive divisors.
The sum of these divisors (counting 7642235981) is 1, the average is 0.125.
Base
System
Value
2
Binary
111000111100000110100010001001101
3
Ternary
201201121012210221002
4
Quaternary
13013200310101031
5
Quinary
111122403022411
6
Senary
3302155350045
8
Octal
70740642115
10
Decimal
7642235981
12
Duodecimal
1593452325
16
Hexadecimal
1c783444d
20
Vigesimal
5j83j9j1
36
Base36
3idzn0t
md5
c078168f94e9348837478750017ce5c2
sha1
5b33ef16a41fcbffb7dc3d676cb8e23c5205d9c6
sha256
db501b30dddb916a8f6d497ffb44f48f1c7a1b7e1731681c63f49d3e11c8a131
sha512
c6a3d56c9d346f7b6b2f56272b7f142d2c9d0409a3199f36405b2b5fc2911abd72ab841332257bd609795e9cfc5221f01de273c586dc125c68507d6d091e4c50
ripemd-160
c924c52e2bcd9276462643fb37df37cd06507475
Diameter
15284471962
Circumference
48017584829.818
Area
1.8348085725358E+20
Volume
1.869605345504E+30
Surface area
7.3392342901432E+20
Circumference
48017584829.818
Perimeter
30568943924
Area
5.8403770789291E+19
Diagonal
10807753771.186
Surface area
3.5042262473575E+20
Volume
4.46335398552E+29
Space diagonal
13236741002.523
Perimeter
22926707943
Area
2.5289574590165E+19
Altitude
6618370501.2615
Surface area
2.5289574590165E+19
Volume
5.260113116662E+28
Height
3602584590.3953