61349905 is an odd 8-digits composite number following 61349904
and preceding 61349906 . In scientific notation, it is written as 6.1349905 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 49079920 positive integers (up to 61349905) that are relatively prime to 61349905.
61349905 has 4 divisors, whose sum is 73619892
The reverse of 61349905 is 50994316
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
sixty-one million three hundred forty-nine thousand nine hundred five
Scientific notation
6.1349905 × 10^7
Engineering notation
6.1349905 × 10^6
Prime Factorization
5 × 12269981
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61349905
Product of the distinct prime numbers
The prime factorization of 61349905 is 5 × 12269981.
Since it has a total of 2 prime factors.
5 , 2 , 1 , 57 , 468 , 643 , 3827 , 1240 , 30693 , 32758 , 239828 , 639613 , 7516855 , 7316967 , 4715366 , 42401259 , 566379592 , 860441935 , 3295640001 , 3865013946
n×2
122699810
n×3
184049715
n×4
245399620
n×5
306749525
n÷2
30674952.5
n÷3
20449968.333333
n÷3
15337476.25
n÷5
12269981
n2
3763810843509025
n3
2.3090943768725E+23
n4
1.4166272065716E+31
n5
8.6909944543584E+38
2 √n
7832.6180169851
3 √n
394.40096134359
4 √n
88.502079167583
5 √n
36.104620041009
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
-61349904
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 61349905 can be divided by 4 positive divisors.
The sum of these divisors (counting 61349905) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101010000010000000010001
3
Ternary
11021102220020201
4
Quaternary
3222002000101
5
Quinary
111201144110
6
Senary
10030535201
8
Octal
352020021
10
Decimal
61349905
12
Duodecimal
18667501
16
Hexadecimal
3a82011
20
Vigesimal
j38ef5
36
Base36
10ixw1
md5
a2a602348b68f6ff0c07217277b7416f
sha1
a34efb939a0d7bbaf355a16b92ab1af125a0ec69
sha256
8e557f30c724bc16d07b896e35f77b95eff03c9f51319c9821633388e27f081e
sha512
7d0ba5d762922cddb03220fb88b5c959fbbc18f9da8438f4fad1bed680378c41dc0cd0d80a450faa248e427f2e94c39d58f1a878a07a60939d33371b33c2f0db
ripemd-160
572ed8d2786ed82a87b9f19af8c24156d4ecf4e9
Diameter
122699810
Circumference
385472821.69286
Area
1.182436049547E+16
Volume
9.6723119077708E+23
Surface area
4.7297441981878E+16
Circumference
385472821.69286
Perimeter
245399620
Area
3763810843509025
Diagonal
86761867.701301
Surface area
22582865061054150
Volume
2.3090943768725E+23
Space diagonal
106261152.49952
Perimeter
184049715
Area
1.6297779027591E+15
Altitude
53130576.249762
Surface area
1.6297779027591E+15
Volume
2.7212938204771E+22
Height
28920622.5671