61291247 is an odd 8-digits composite number following 61291246
and preceding 61291248 . In scientific notation, it is written as 6.1291247 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 58476600 positive integers (up to 61291247) that are relatively prime to 61291247.
61291247 has 8 divisors, whose sum is 64161792
The reverse of 61291247 is 74219216
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
sixty-one million two hundred ninety-one thousand two hundred forty-seven
Scientific notation
6.1291247 × 10^7
Engineering notation
6.1291247 × 10^6
Prime Factorization
31 × 71 × 27847
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
61291247
Product of the distinct prime numbers
The prime factorization of 61291247 is 31 × 71 × 27847.
Since it has a total of 3 prime factors.
4 , 10 , 48 , 12 , 686 , 639 , 1589 , 7975 , 97677 , 22141 , 39531 , 330503 , 8728607 , 7267811 , 69519673 , 55044793 , 666372547 , 694566975 , 4225383905 , 4453786049
n×2
122582494
n×3
183873741
n×4
245164988
n×5
306456235
n÷2
30645623.5
n÷3
20430415.666667
n÷3
15322811.75
n÷5
12258249.4
n2
3756616958815009
n3
2.3024773790712E+23
n4
1.4112170975257E+31
n5
8.6495255695068E+38
2 √n
7828.8726519212
3 √n
394.27522276946
4 √n
88.480916879976
5 √n
36.097713314008
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
-61291246
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 61291247 can be divided by 8 positive divisors.
The sum of these divisors (counting 61291247) is 1, the average is 0.125.
Base
System
Value
2
Binary
11101001110011101011101111
3
Ternary
11021022220210012
4
Quaternary
3221303223233
5
Quinary
111142304442
6
Senary
10025403435
8
Octal
351635357
10
Decimal
61291247
12
Duodecimal
1863957b
16
Hexadecimal
3a73aef
20
Vigesimal
j31827
36
Base36
10homn
md5
35bfbbb22256dcb3adc2a0237be40b80
sha1
7928b3eeb90922af9219a3905eab38f43df088b4
sha256
0a489d77c1730f2f9600dcb4b99f63f14d948b59c0fe07cdb2072b379520d840
sha512
e43b24bc63cff1c022921d857f2bfac2fb754a6371feb0808e294274e358d8be983d90c98cddfe2cffd7b5c742dba52cb66b74b012b1be1186089fb292d257f9
ripemd-160
44664c8f34ebdeb51d91cdba2bd3620aba7602f1
Diameter
122582494
Circumference
385104262.60911
Area
1.1801760240164E+16
Volume
9.6445946921957E+23
Surface area
4.7207040960656E+16
Circumference
385104262.60911
Perimeter
245164988
Area
3756616958815009
Diagonal
86678912.762159
Surface area
22539701752890054
Volume
2.3024773790712E+23
Space diagonal
106159553.86325
Perimeter
183873741
Area
1.6266628593106E+15
Altitude
53079776.931627
Surface area
1.6266628593106E+15
Volume
2.7134956137831E+22
Height
28892970.92072