61043987 is an odd 8-digits composite number following 61043986
and preceding 61043988 . In scientific notation, it is written as 6.1043987 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 60207696 positive integers (up to 61043987) that are relatively prime to 61043987.
61043987 has 4 divisors, whose sum is 61880280
The reverse of 61043987 is 78934016
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-one million forty-three thousand nine hundred eighty-seven
Scientific notation
6.1043987 × 10^7
Engineering notation
6.1043987 × 10^6
Prime Factorization
73 × 836219
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61043987
Product of the distinct prime numbers
The prime factorization of 61043987 is 73 × 836219.
Since it has a total of 2 prime factors.
2 , 5 , 46 , 2 , 653 , 221 , 4023 , 5290 , 76796 , 15215 , 437978 , 456743 , 9660849 , 3450264 , 75462686 , 6589763 , 951788565 , 464729800 , 7951037824 , 7201169262
n×2
122087974
n×3
183131961
n×4
244175948
n×5
305219935
n÷2
30521993.5
n÷3
20347995.666667
n÷3
15260996.75
n÷5
12208797.4
n2
3726368348856169
n3
2.2747238104479E+23
n4
1.3885821071357E+31
n5
8.4764588096425E+38
2 √n
7813.0651475589
3 √n
393.74431563138
4 √n
88.391544547875
5 √n
36.068541258095
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
-61043986
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 61043987 can be divided by 4 positive divisors.
The sum of these divisors (counting 61043987) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101000110111010100010011
3
Ternary
11020212100121102
4
Quaternary
3220313110103
5
Quinary
111111401422
6
Senary
10020215015
8
Octal
350672423
10
Decimal
61043987
12
Duodecimal
1853a46b
16
Hexadecimal
3a37513
20
Vigesimal
j1a9j7
36
Base36
10cdub
md5
a044168b0c4fe151db46cd04c20e4efb
sha1
834fbd11d5494e526b56da3768ad333b975d7914
sha256
c7cb3c4b0a9eb4edb4be14a472627707954d7a4c772627ab569878422e87d23e
sha512
109ae395a4000bcec78feff3263ad207c5dc8e5933dbe005cd0131146acdcb19a1a10e84d7b455d3a836857912a6449da7062ead5518aa476cff1ca93f655e65
ripemd-160
af7f3784c500cdd6702b2009e1e5f39aaaaa7834
Diameter
122087974
Circumference
383550682.21006
Area
1.1706731429336E+16
Volume
9.5283408157984E+23
Surface area
4.6826925717344E+16
Circumference
383550682.21006
Perimeter
244175948
Area
3726368348856169
Diagonal
86329234.316727
Surface area
22358210093137014
Volume
2.2747238104479E+23
Space diagonal
105731286.98057
Perimeter
183131961
Area
1.6135648269839E+15
Altitude
52865643.490287
Surface area
1.6135648269839E+15
Volume
2.6807877194903E+22
Height
28776411.438909