61391884 is an even 8-digits composite number following 61391883
and preceding 61391885 . In scientific notation, it is written as 6.1391884 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors.
There are 30680000 positive integers (up to 61391884) that are relatively prime to 61391884.
61391884 has 12 divisors, whose sum is 107491608
The reverse of 61391884 is 48819316
Previous prime number is 3251
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
sixty-one million three hundred ninety-one thousand eight hundred eighty-four
Scientific notation
6.1391884 × 10^7
Engineering notation
6.1391884 × 10^6
Prime Factorization
2 × 2 × 3251 × 4721
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
30695942
Product of the distinct prime numbers
The prime factorization of 61391884 is 2 × 2 × 3251 × 4721.
Since it has a total of 4 prime factors.
9 , 10 , 30 , 8 , 468 , 50 , 4504 , 5154 , 39473 , 40752 , 1276 , 168634 , 6517294 , 9732960 , 50720044 , 52244864 , 490686816 , 512936732 , 4812465173 , 2248289164
n×2
122783768
n×3
184175652
n×4
245567536
n×5
306959420
n÷2
30695942
n÷3
20463961.333333
n÷3
15347971
n÷5
12278376.8
n2
3768963421069456
n3
2.3138376514654E+23
n4
1.420508526936E+31
n5
8.7207694706663E+38
2 √n
7835.2973140781
3 √n
394.49089782127
4 √n
88.51721478943
5 √n
36.109559645014
1 , 2 , 4 , 3251 , 4721 , 6502 , 9442 , 13004 , 18884 , 15347971 , 30695942 , 61391884
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-61391883
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 61391884 can be divided by 12 positive divisors.
The sum of these divisors (counting 61391884) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11101010001100010000001100
3
Ternary
11021112000211111
4
Quaternary
3222030100030
5
Quinary
111204020014
6
Senary
10031501404
8
Octal
352142014
10
Decimal
61391884
12
Duodecimal
18687864
16
Hexadecimal
3a8c40c
20
Vigesimal
j3dje4
36
Base36
10jua4
md5
aeac28b52391d45401b9539b283150e9
sha1
ee9a77e6ee943768475dc880522d191614554e51
sha256
ebf3bbb224a04c8149a374db4a5e38fa4d67c542019ada4a3e2b1d2b342d1805
sha512
e1af6bbbff7e63ceaf8e6a862d892d086c7ac95baa947b68bef987e1545166255c97ac56902ba935d661978de3d9fafe8d9fafd7e10e03efd12b5de4b232c37c
ripemd-160
e2d480e021bce12aac7aa0760d88299f0fc6dd7b
Diameter
122783768
Circumference
385736583.52887
Area
1.184054779528E+16
Volume
9.6921804899242E+23
Surface area
4.7362191181122E+16
Circumference
385736583.52887
Perimeter
245567536
Area
3768963421069456
Diagonal
86821234.972436
Surface area
22613780526416736
Volume
2.3138376514654E+23
Space diagonal
106333862.26037
Perimeter
184175652
Area
1.6320090342902E+15
Altitude
53166931.130187
Surface area
1.6320090342902E+15
Volume
2.7268838231932E+22
Height
28940411.657479