661036388 is an even 9-digits composite number following 661036387
and preceding 661036389 . In scientific notation, it is written as 6.61036388 × 10^8.
The sum of its digits is 41. It has a total of 5 prime factors and 24 positive divisors.
There are 322521824 positive integers (up to 661036388) that are relatively prime to 661036388.
661036388 has 24 divisors, whose sum is 1184948352
The reverse of 661036388 is 883630166
Previous prime number is 47
Is Prime? no Number parity even Number length 9 Sum of Digits 41 Digital Root 5
Name
six hundred sixty-one million thirty-six thousand three hundred eighty-eight
Scientific notation
6.61036388 × 10^8
Engineering notation
6.61036388 × 10^6
Prime Factorization
2 × 2 × 347 × 47 × 10133
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
330518194 Product of the distinct prime numbers
The prime factorization of 661036388 is 2 × 2 × 347 × 47 × 10133.
Since it has a total of 5 prime factors.
4 , 6 , 97 , 81 , 388 , 299 , 9207 , 515 , 52021 , 60727 , 199466 , 562147 , 4941294 , 3902496 , 1812517 , 68233856 , 532533672 , 789134211 , 7761206066 , 9016050169
n×2
1322072776
n×3
1983109164
n×4
2644145552
n×5
3305181940
n÷2
330518194
n÷3
220345462.66667
n÷3
165259097
n÷5
132207277.6
n2
436969106260086544
n3
2.8885247966976E+26
n4
1.9094199982574E+35
n5
1.262196098823E+44
2 √n25710.627919209
3 √n871.11425820907
4 √n160.34533956186
5 √n58.082469540251
1 , 2 , 4 , 47 , 94 , 188 , 347 , 694 , 1388 , 10133 , 16309 , 20266 , 32618 , 40532 , 65236 , 476251 , 952502 , 1905004 , 3516151 , 7032302 , 14064604 , 165259097 , 330518194 , 661036388
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
-661036387 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 661036388 can be divided by 24 positive divisors.
The sum of these divisors (counting 661036388) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100111011001101001110101100100
3
Ternary
1201001212010110012
4
Quaternary
213121221311210
5
Quinary
2323211131023
6
Senary
145332145352
8
Octal
4731516544
10
Decimal
661036388
12
Duodecimal
165468258
16
Hexadecimal
27669d64
20
Vigesimal
a6b9aj8
36
Base36
axkaxw
md5
6a649454c7dd22810825e22d783db6af
sha1
8666529b8cd99e1c90cf46ffa3b131cb7d45c79a
sha256
20e568b206d90f8497aea4bf1368898ad4219bed40c03617174a50a92d8bbb0e
sha512
d47fe14469e26cdccc65624d3d1d1e7b3b59343cd75e331443db17445c8e0ea9964119bf2333cc82ed0cb6772f9eb2963cff9ff9cf9544ee80bf826e4da34a2f
ripemd-160
f1d9e1a31b491a4a8ce82386ec725f8f4b49e6b4
Diameter
1322072776
Circumference
4153414120.5927
Area
1.3727789340724E+18
Volume
1.2099424374689E+27
Surface area
5.4911157362895E+18
Circumference
4153414120.5927
Perimeter
2644145552
Area
436969106260086544
Diagonal
934846625.13172
Surface area
2621814637560519264
Volume
2.8885247966976E+26
Space diagonal
1144948609.6678
Perimeter
1983109164
Area
1.8921317334511E+17
Altitude
572474304.83391
Surface area
1.8921317334511E+17
Volume
3.4041591189506E+25
Height
311615541.71057