3900642721 is an odd 10-digits composite number following 3900642720
and preceding 3900642722 . In scientific notation, it is written as 3.900642721 × 10^9.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 3874810500 positive integers (up to 3900642721) that are relatively prime to 3900642721.
3900642721 has 4 divisors, whose sum is 3926474944
The reverse of 3900642721 is 1272460093
Previous prime number is 151
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 34
Digital Root 7
Name
three billion nine hundred million six hundred forty-two thousand seven hundred twenty-one
Scientific notation
3.900642721 × 10^9
Engineering notation
3.900642721 × 10^9
Prime Factorization
151 × 25832071
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
3900642721
Product of the distinct prime numbers
The prime factorization of 3900642721 is 151 × 25832071.
Since it has a total of 2 prime factors.
9 , 9 , 50 , 93 , 351 , 530 , 7119 , 7312 , 28651 , 3028 , 208724 , 939321 , 5182395 , 3061196 , 62078215 , 77311783 , 855269595 , 980918735 , 5062909635 , 8104596226
n×2
7801285442
n×3
11701928163
n×4
15602570884
n×5
19503213605
n÷2
1950321360.5
n÷3
1300214240.3333
n÷3
975160680.25
n÷5
780128544.2
n2
1.521501363689E+19
n3
5.9348332192652E+28
n4
2.3149663997076E+38
n5
9.0298568363789E+47
2 √n
62455.125658348
3 √n
1574.1473804294
4 √n
249.91023520126
5 √n
82.83754787493
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-3900642720
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 3900642721 can be divided by 4 positive divisors.
The sum of these divisors (counting 3900642721) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101000011111110001010110100001
3
Ternary
101001211202011212221
4
Quaternary
3220133301112201
5
Quinary
30442031031341
6
Senary
1443020151041
8
Octal
35037612641
10
Decimal
3900642721
12
Duodecimal
90a398481
16
Hexadecimal
e87f15a1
20
Vigesimal
30ij06g1
36
Base36
1sicb6p
md5
02aa977fdf4f61cda0c2ff15782d740e
sha1
9ae1c0f82ada6634aba31536fa7c4176899d8073
sha256
8e6ca43de355bc49f5b1a4cb1adec7ff473acdf7623b0a78307da9230d9b3a7a
sha512
f1bce2c284da481864eb46e4f406e386e6289d59b2036d758ace201e63f99188d508303323ddcb946f741f15c36cd831dedd446c8e6b91fd4878a406806436b0
ripemd-160
479bf79fce57e25e2d60f62bb60af1d7578e9f04
Diameter
7801285442
Circumference
24508461033.144
Area
4.7799375065923E+19
Volume
2.4859771255899E+29
Surface area
1.9119750026369E+20
Circumference
24508461033.144
Perimeter
15602570884
Area
1.521501363689E+19
Diagonal
5516341838.0101
Surface area
9.1290081821342E+19
Volume
5.9348332192652E+28
Space diagonal
6756111374.9457
Perimeter
11701928163
Area
6.5882941642368E+18
Altitude
3378055687.4729
Surface area
6.5882941642368E+18
Volume
6.994268024256E+27
Height
1838780612.67