67681642 is an even 8-digits composite number following 67681641
and preceding 67681643 . In scientific notation, it is written as 6.7681642 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors.
There are 29006376 positive integers (up to 67681642) that are relatively prime to 67681642.
67681642 has 12 divisors, whose sum is 118097730
The reverse of 67681642 is 24618676
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
sixty-seven million six hundred eighty-one thousand six hundred forty-two
Scientific notation
6.7681642 × 10^7
Engineering notation
6.7681642 × 10^6
Prime Factorization
2 × 7 × 7 × 690629
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9668806
Product of the distinct prime numbers
The prime factorization of 67681642 is 2 × 7 × 7 × 690629.
Since it has a total of 4 prime factors.
10 , 7 , 8 , 57 , 825 , 901 , 4209 , 8019 , 93070 , 13053 , 283650 , 999879 , 2484788 , 9533035 , 71940871 , 68312628 , 219843310 , 266596968 , 4167223727 , 7745066196
n×2
135363284
n×3
203044926
n×4
270726568
n×5
338408210
n÷2
33840821
n÷3
22560547.333333
n÷3
16920410.5
n÷5
13536328.4
n2
4580804663816164
n3
3.1003638132834E+23
n4
2.098377136804E+31
n5
1.4202161015415E+39
2 √n
8226.885315841
3 √n
407.52753925818
4 √n
90.702179223219
5 √n
36.820881151234
1 , 2 , 7 , 14 , 49 , 98 , 690629 , 1381258 , 4834403 , 9668806 , 33840821 , 67681642
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-67681641
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 67681642 can be divided by 12 positive divisors.
The sum of these divisors (counting 67681642) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100000010001011110101101010
3
Ternary
11201100120202111
4
Quaternary
10002023311222
5
Quinary
114311303032
6
Senary
10414352534
8
Octal
402136552
10
Decimal
67681642
12
Duodecimal
1a7bb74a
16
Hexadecimal
408bd6a
20
Vigesimal
1130422
36
Base36
14anhm
md5
f7b868313d9c533bea1ba4d648bd3159
sha1
45eacdc33fbb07ec9db9244c44cdf657b8464db8
sha256
16fb9d11f0f57192dc1f079a7e428e60a7b05df230a34a7ffd0548d3da5e7140
sha512
993fd518ed3cd3b9a3793460b4ee213170e654c9417fd69a99b4b2dfb447fc4834d8794b27c8a8c93afe9a2f5b92021a22ae6ffe6c676aa26af2b0ae5bb6d83d
ripemd-160
c3f85026d63336a46fae09737886d639f65e32d3
Diameter
135363284
Circumference
425256298.58019
Area
1.4391022279375E+16
Volume
1.2986773572356E+24
Surface area
5.7564089117499E+16
Circumference
425256298.58019
Perimeter
270726568
Area
4580804663816164
Diagonal
95716296.040081
Surface area
27484827982896984
Volume
3.1003638132834E+23
Space diagonal
117228042.68369
Perimeter
203044926
Area
1.9835466043195E+15
Altitude
58614021.341844
Surface area
1.9835466043195E+15
Volume
3.6538137941967E+22
Height
31905432.01336