61042642 is an even 8-digits composite number following 61042641
and preceding 61042643 . In scientific notation, it is written as 6.1042642 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 30521320 positive integers (up to 61042642) that are relatively prime to 61042642.
61042642 has 4 divisors, whose sum is 91563966
The reverse of 61042642 is 24624016
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
sixty-one million forty-two thousand six hundred forty-two
Scientific notation
6.1042642 × 10^7
Engineering notation
6.1042642 × 10^6
Prime Factorization
2 × 30521321
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61042642
Product of the distinct prime numbers
The prime factorization of 61042642 is 2 × 30521321.
Since it has a total of 2 prime factors.
8 , 4 , 96 , 47 , 284 , 145 , 406 , 5680 , 88565 , 2692 , 108677 , 109823 , 9324452 , 1816792 , 87182531 , 86442706 , 91889331 , 772149421 , 8008038648 , 8873876930
n×2
122085284
n×3
183127926
n×4
244170568
n×5
305213210
n÷2
30521321
n÷3
20347547.333333
n÷3
15260660.5
n÷5
12208528.4
n2
3726204142340164
n3
2.2745734547979E+23
n4
1.3884597310393E+31
n5
8.4755250293248E+38
2 √n
7812.9790733113
3 √n
393.7414237823
4 √n
88.39105765467
5 √n
36.068382314953
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
-61042641
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 61042642 can be divided by 4 positive divisors.
The sum of these divisors (counting 61042642) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101000110110111111010010
3
Ternary
11020212021202121
4
Quaternary
3220312333102
5
Quinary
111111331032
6
Senary
10020204454
8
Octal
350667722
10
Decimal
61042642
12
Duodecimal
1853972a
16
Hexadecimal
3a36fd2
20
Vigesimal
j1a6c2
36
Base36
10ccsy
md5
f48fcb04d873a9ecbb05614b215846b0
sha1
91fec98e0922be852916ac00968803e9cd437a23
sha256
9face7459cabe855105ac5c1d00d6e1ea9dcc0bf40d20a2c2e802b797b9180b5
sha512
8ed4d60ca36854eeb3f35adcb11c1a59747709fb35faa3a8cee0f4dd483db9a094a7cffb748d76a826ab269720b0a59910cdb254270d2d0eb75dd1e318ba37ec
ripemd-160
4c501bc734cd0b47cfafb38f72fac3e661243e83
Diameter
122085284
Circumference
383542231.32582
Area
1.1706215559352E+16
Volume
9.5277110075245E+23
Surface area
4.6824862237407E+16
Circumference
383542231.32582
Perimeter
244170568
Area
3726204142340164
Diagonal
86327332.199486
Surface area
22357224854040984
Volume
2.2745734547979E+23
Space diagonal
105728957.37224
Perimeter
183127926
Area
1.6134937234767E+15
Altitude
52864478.686119
Surface area
1.6134937234767E+15
Volume
2.6806105236575E+22
Height
28775777.399829