68207946 is an even 8-digits composite number following 68207945
and preceding 68207947 . In scientific notation, it is written as 6.8207946 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 22121424 positive integers (up to 68207946) that are relatively prime to 68207946.
68207946 has 16 divisors, whose sum is 140103264
The reverse of 68207946 is 64970286
Previous prime number is 37
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixty-eight million two hundred seven thousand nine hundred forty-six
Scientific notation
6.8207946 × 10^7
Engineering notation
6.8207946 × 10^6
Prime Factorization
2 × 3 × 37 × 307243
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
68207946
Product of the distinct prime numbers
The prime factorization of 68207946 is 2 × 3 × 37 × 307243.
Since it has a total of 4 prime factors.
9 , 5 , 69 , 79 , 707 , 592 , 8040 , 2493 , 55709 , 82208 , 891627 , 172382 , 6964003 , 3065444 , 38556356 , 16470822 , 678468297 , 593692573 , 8575855282 , 5551417773
n×2
136415892
n×3
204623838
n×4
272831784
n×5
341039730
n÷2
34103973
n÷3
22735982
n÷3
17051986.5
n÷5
13641589.2
n2
4652323897538916
n3
3.1732545717784E+23
n4
2.1644117647612E+31
n5
1.4763008077259E+39
2 √n
8258.8102048661
3 √n
408.58114751384
4 √n
90.877996263485
5 √n
36.877968947822
1 , 2 , 3 , 6 , 37 , 74 , 111 , 222 , 307243 , 614486 , 921729 , 1843458 , 11367991 , 22735982 , 34103973 , 68207946
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68207945
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68207946 can be divided by 16 positive divisors.
The sum of these divisors (counting 68207946) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100000100001100010101001010
3
Ternary
11202100022201020
4
Quaternary
10010030111022
5
Quinary
114430123241
6
Senary
10433533310
8
Octal
404142512
10
Decimal
68207946
12
Duodecimal
1aa14236
16
Hexadecimal
410c54a
20
Vigesimal
1165jh6
36
Base36
14lxl6
md5
7d761e9ae873d315620cc3e9c6dd5b49
sha1
c8e7515a2f30b2d5b9c6a6e4aa01be3e5dddee24
sha256
570d886d27711c3d54c0415913a1342a5692b3ab9a5b557cc70d9be7916c7971
sha512
0ea592d8ffd8c0678f78579af3f88d7d5f07665bc118c103d6f8b1d2c14780e9786ce498b9321286ef10fbc2bcbb2686f73f877a621ff76ed1386079b699250b
ripemd-160
72ff75a197a985d87b1ad1c040e4d308759d1109
Diameter
136415892
Circumference
428563164.1401
Area
1.4615706578628E+16
Volume
1.3292097667559E+24
Surface area
5.8462826314514E+16
Circumference
428563164.1401
Perimeter
272831784
Area
4652323897538916
Diagonal
96460602.294812
Surface area
27913943385233496
Volume
3.1732545717784E+23
Space diagonal
118139627.95191
Perimeter
204623838
Area
2.0145153409511E+15
Altitude
59069813.975957
Surface area
2.0145153409511E+15
Volume
3.7397163768929E+22
Height
32153534.098271