67842921 is an odd 8-digits composite number following 67842920
and preceding 67842922 . In scientific notation, it is written as 6.7842921 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 45228612 positive integers (up to 67842921) that are relatively prime to 67842921.
67842921 has 4 divisors, whose sum is 90457232
The reverse of 67842921 is 12924876
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
sixty-seven million eight hundred forty-two thousand nine hundred twenty-one
Scientific notation
6.7842921 × 10^7
Engineering notation
6.7842921 × 10^6
Prime Factorization
3 × 22614307
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
67842921
Product of the distinct prime numbers
The prime factorization of 67842921 is 3 × 22614307.
Since it has a total of 2 prime factors.
1 , 5 , 3 , 23 , 922 , 802 , 141 , 3813 , 20372 , 79392 , 228427 , 759533 , 8637632 , 4480402 , 37063169 , 63949491 , 945970448 , 952737564 , 5374810315 , 695761833
n×2
135685842
n×3
203528763
n×4
271371684
n×5
339214605
n÷2
33921460.5
n÷3
22614307
n÷3
16960730.25
n÷5
13568584.2
n2
4602661929812241
n3
3.1225802969396E+23
n4
2.1184496840143E+31
n5
1.4372181455506E+39
2 √n
8236.6814312562
3 √n
407.85098244041
4 √n
90.756164701116
5 √n
36.838412589604
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
-67842920
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 67842921 can be divided by 4 positive divisors.
The sum of these divisors (counting 67842921) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000010110011001101101001
3
Ternary
11201122202222210
4
Quaternary
10002303031221
5
Quinary
114331433141
6
Senary
10422035333
8
Octal
402631551
10
Decimal
67842921
12
Duodecimal
1a878b49
16
Hexadecimal
40b3369
20
Vigesimal
1140761
36
Base36
14e3xl
md5
f0594d6b2d8786a3d7948b53a3462bc9
sha1
a493f6ff3c31304d4e1a8b8379f27fe46a272d06
sha256
d7b0bbb6a30f6ebe3f0382f115fd6e342f3e0b48e0da72da1143c80c1c3da625
sha512
36899b8a8e021aa8a73e8c278680feba19459cddcd35cac7b17ad8162acb74f2c93ae40c657615fe3202064211d93cb6a82eca8d7c01df4cf939cecc4ca77db0
ripemd-160
47aeca897bfcfe9a5f817ccc3f67d27d3453fa5c
Diameter
135685842
Circumference
426269644.42335
Area
1.4459688905656E+16
Volume
1.307983376148E+24
Surface area
5.7838755622622E+16
Circumference
426269644.42335
Perimeter
271371684
Area
4602661929812241
Diagonal
95944378.989206
Surface area
27615971578873446
Volume
3.1225802969396E+23
Space diagonal
117507386.10588
Perimeter
203528763
Area
1.9930110781245E+15
Altitude
58753693.052941
Surface area
1.9930110781245E+15
Volume
3.6799961712758E+22
Height
31981459.663069