61369985 is an odd 8-digits composite number following 61369984
and preceding 61369986 . In scientific notation, it is written as 6.1369985 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 49095984 positive integers (up to 61369985) that are relatively prime to 61369985.
61369985 has 4 divisors, whose sum is 73643988
The reverse of 61369985 is 58996316
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
sixty-one million three hundred sixty-nine thousand nine hundred eighty-five
Scientific notation
6.1369985 × 10^7
Engineering notation
6.1369985 × 10^6
Prime Factorization
5 × 12273997
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61369985
Product of the distinct prime numbers
The prime factorization of 61369985 is 5 × 12273997.
Since it has a total of 2 prime factors.
8 , 4 , 24 , 64 , 340 , 716 , 9154 , 8395 , 528 , 71326 , 336286 , 685490 , 1591558 , 7014079 , 21331623 , 20434926 , 776115420 , 941255200 , 7386505916 , 156055622
n×2
122739970
n×3
184109955
n×4
245479940
n×5
306849925
n÷2
30684992.5
n÷3
20456661.666667
n÷3
15342496.25
n÷5
12273997
n2
3766275058900225
n3
2.3113624387058E+23
n4
1.4184827819294E+31
n5
8.7052267049765E+38
2 √n
7833.899731296
3 √n
394.44398617211
4 √n
88.509320025046
5 √n
36.106983160801
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
-61369984
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 61369985 can be divided by 4 positive divisors.
The sum of these divisors (counting 61369985) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101010000110111010000001
3
Ternary
11021110220210102
4
Quaternary
3222012322001
5
Quinary
111202314420
6
Senary
10031212145
8
Octal
352067201
10
Decimal
61369985
12
Duodecimal
18677055
16
Hexadecimal
3a86e81
20
Vigesimal
j3b4j5
36
Base36
10jddt
md5
604595d2d730d86b79a57b72b9552143
sha1
71090076efbb76e9ffbdc24964c8881439bc5444
sha256
309dabd27946bf6c5c8e614f34e432fcc1570558f6207096ac748194975328f1
sha512
070fda8660397a6f00ecdfae8e6652ffafbdea234261f01fd4a51ae85fe672069a7322a1785f14d14ce92388e9339190dd27281c780af23dc9775cf250e43b3b
ripemd-160
f0dbdc3ae9f5b9fac54fe9e0b1648117d2045718
Diameter
122739970
Circumference
385598988.05383
Area
1.1832102056439E+16
Volume
9.6818123429621E+23
Surface area
4.7328408225758E+16
Circumference
385598988.05383
Perimeter
245479940
Area
3766275058900225
Diagonal
86790265.109633
Surface area
22597650353401350
Volume
2.3113624387058E+23
Space diagonal
106295932.07974
Perimeter
184109955
Area
1.6308449393237E+15
Altitude
53147966.03987
Surface area
1.6308449393237E+15
Volume
2.7239667569813E+22
Height
28930088.369878