861362642 is an even 9-digits composite number following 861362641
and preceding 861362643 . In scientific notation, it is written as 8.61362642 × 10^8.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 368958240 positive integers (up to 861362642) that are relatively prime to 861362642.
861362642 has 16 divisors, whose sum is 1477410432
The reverse of 861362642 is 246263168
Previous prime number is 1993
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
eight hundred sixty-one million three hundred sixty-two thousand six hundred forty-two
Scientific notation
8.61362642 × 10^8
Engineering notation
8.61362642 × 10^6
Prime Factorization
2 × 7 × 1993 × 30871
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
861362642
Product of the distinct prime numbers
The prime factorization of 861362642 is 2 × 7 × 1993 × 30871.
Since it has a total of 4 prime factors.
7 , 7 , 66 , 13 , 611 , 621 , 3390 , 7799 , 82512 , 84991 , 465540 , 491872 , 3830387 , 4305201 , 59381214 , 8631268 , 662968560 , 517887180 , 9483144001 , 2181781449
n×2
1722725284
n×3
2584087926
n×4
3445450568
n×5
4306813210
n÷2
430681321
n÷3
287120880.66667
n÷3
215340660.5
n÷5
172272528.4
n2
741945601033220164
n3
6.3908422312625E+26
n4
5.5048327489255E+35
n5
4.7416572803826E+44
2 √n
29348.980254857
3 √n
951.47053583174
4 √n
171.31544079521
5 √n
61.240285461888
1 , 2 , 7 , 14 , 1993 , 3986 , 13951 , 27902 , 30871 , 61742 , 216097 , 432194 , 61525903 , 123051806 , 430681321 , 861362642
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
-861362641
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 861362642 can be divided by 16 positive divisors.
The sum of these divisors (counting 861362642) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110011010101110101100111010010
3
Ternary
2020000210202102002
4
Quaternary
303111311213102
5
Quinary
3231002101032
6
Senary
221245554002
8
Octal
6325654722
10
Decimal
861362642
12
Duodecimal
200575902
16
Hexadecimal
335759d2
20
Vigesimal
d93a6c2
36
Base36
e8tzo2
md5
cffff55f7f090e2701efaa573cce797a
sha1
88c046bd47a242f778e5261b2e577514f3e29518
sha256
a8b88fca12f31034585fb82a3fe0e8265ea2d106d0c7833c6bafe038406bc456
sha512
46948aa761dfc566ed73eed947829627a3da6e991618cb1c66bd6779943ce9a84cd63bf09c44a5bc24078720e1306df9765ae2f2509ca4e64809b51d68eb4e47
ripemd-160
6a9c4cb1a00d5beec7d6097feac3c3128aaac2fa
Diameter
1722725284
Circumference
5412101096.3678
Area
2.3308908495692E+18
Volume
2.6769897338648E+27
Surface area
9.3235633982769E+18
Circumference
5412101096.3678
Perimeter
3445450568
Area
741945601033220164
Diagonal
1218150730.4379
Surface area
4451673606199320984
Volume
6.3908422312625E+26
Space diagonal
1491923859.6858
Perimeter
2584087926
Area
3.2127186936044E+17
Altitude
745961929.84288
Surface area
3.2127186936044E+17
Volume
7.5316797986985E+25
Height
406050243.47931