67844981 is an odd 8-digits prime number following 67844980
and preceding 67844982 . In scientific notation, it is written as 6.7844981 × 10^7.
The sum of its digits is 47. It has a total of 1 prime factors and 2 positive divisors.
There are 67844980 positive integers (up to 67844981) that are relatively prime to 67844981.
67844981 has 2 divisors, whose sum is 67844982
The reverse of 67844981 is 18944876
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
sixty-seven million eight hundred forty-four thousand nine hundred eighty-one
Scientific notation
6.7844981 × 10^7
Engineering notation
6.7844981 × 10^6
Prime Factorization
67844981
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
67844981
Product of the distinct prime numbers
The prime factorization of 67844981 is 67844981.
Since it has a total of 1 prime factors.
3 , 7 , 20 , 81 , 578 , 490 , 1309 , 6642 , 87967 , 82474 , 474571 , 724615 , 2014703 , 2945727 , 81199599 , 8551541 , 289153248 , 363368513 , 1813577755 , 3127376352
n×2
135689962
n×3
203534943
n×4
271379924
n×5
339224905
n÷2
33922490.5
n÷3
22614993.666667
n÷3
16961245.25
n÷5
13568996.2
n2
4602941446890361
n3
3.1228647500839E+23
n4
2.1187069963501E+31
n5
1.4374363591194E+39
2 √n
8236.8064806696
3 √n
407.85511042953
4 √n
90.756853629186
5 √n
36.838636301104
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
67844982
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
33922491
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8236.8065413727
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999999970521
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 67844981 can be divided by 2 positive divisors.
The sum of these divisors (counting 67844981) is 67844982, the average is 33922491.
Base
System
Value
2
Binary
100000010110011101101110101
3
Ternary
11201122212211002
4
Quaternary
10002303231311
5
Quinary
114332014411
6
Senary
10422053045
8
Octal
402635565
10
Decimal
67844981
12
Duodecimal
1a87a185
16
Hexadecimal
40b3b75
20
Vigesimal
1140c91
36
Base36
14e5it
md5
7719a0d04289aba5da32e88416504b87
sha1
1e81f31d2c0c53f5c0b817aadd9c09dafe127a78
sha256
e2a0f55161fae8c41be9540d2d9e1c4179ed8bb6cc085d57d9e641b009794e44
sha512
9e95846a6eff3d458177cfe0729bceab1c6770a563a81ee397346f60ea478bc91ad53114611f985689b427ced0a9d74a2cf3df38044be38a7b526a8eefd8657f
ripemd-160
d4e850468b36e7aa9672989e6aecf63aa7ec7ab4
Diameter
135689962
Circumference
426282587.78508
Area
1.4460567034455E+16
Volume
1.3081025276024E+24
Surface area
5.7842268137819E+16
Circumference
426282587.78508
Perimeter
271379924
Area
4602941446890361
Diagonal
95947292.269145
Surface area
27617648681342166
Volume
3.1228647500839E+23
Space diagonal
117510954.13055
Perimeter
203534943
Area
1.9931321125697E+15
Altitude
58755477.065273
Surface area
1.9931321125697E+15
Volume
3.6803314025213E+22
Height
31982430.756382