67721641 is an odd 8-digits composite number following 67721640
and preceding 67721642 . In scientific notation, it is written as 6.7721641 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 60356352 positive integers (up to 67721641) that are relatively prime to 67721641.
67721641 has 8 divisors, whose sum is 75446280
The reverse of 67721641 is 14612776
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
sixty-seven million seven hundred twenty-one thousand six hundred forty-one
Scientific notation
6.7721641 × 10^7
Engineering notation
6.7721641 × 10^6
Prime Factorization
13 × 29 × 179633
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
67721641
Product of the distinct prime numbers
The prime factorization of 67721641 is 13 × 29 × 179633.
Since it has a total of 3 prime factors.
2 , 9 , 88 , 61 , 407 , 230 , 7252 , 2724 , 25048 , 98917 , 539163 , 425980 , 7054720 , 9374321 , 34346679 , 63897415 , 657539094 , 579191496 , 1640394132 , 7662591397
n×2
135443282
n×3
203164923
n×4
270886564
n×5
338608205
n÷2
33860820.5
n÷3
22573880.333333
n÷3
16930410.25
n÷5
13544328.2
n2
4586220659732881
n3
3.1058638906521E+23
n4
2.1033419939761E+31
n5
1.4244177141627E+39
2 √n
8229.3159497008
3 √n
407.60780466667
4 √n
90.715577216379
5 √n
36.825232258397
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-67721640
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 67721641 can be divided by 8 positive divisors.
The sum of these divisors (counting 67721641) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000010010101100110101001
3
Ternary
11201102121121221
4
Quaternary
10002111212221
5
Quinary
114314043031
6
Senary
10415302041
8
Octal
402254651
10
Decimal
67721641
12
Duodecimal
1a81a921
16
Hexadecimal
40959a9
20
Vigesimal
1135421
36
Base36
14bicp
md5
f02b526728a13a3e66bff0156a793eb3
sha1
e9329910dbf3e8c0573291058002fc1e9f84f657
sha256
40d989357faf394477b6b807cccb6613ce53872c5ed44d0c44b5299716b7657a
sha512
831c201b35cd6ee11a03a0620670e59d5e5d6a43c451c4239494f45f3bb69223702548aead7e03750c1f0b721dc6a38aac449ed981d8d137d4bf8cbdf4b5eefa
ripemd-160
f142fdb28990752737898996c3bc8afe64484535
Diameter
135443282
Circumference
425507619.70929
Area
1.4408037132359E+16
Volume
1.3009812242563E+24
Surface area
5.7632148529434E+16
Circumference
425507619.70929
Perimeter
270886564
Area
4586220659732881
Diagonal
95772863.168362
Surface area
27517323958397286
Volume
3.1058638906521E+23
Space diagonal
117297322.98394
Perimeter
203164923
Area
1.9858917993449E+15
Altitude
58648661.49197
Surface area
1.9858917993449E+15
Volume
3.6602956975376E+22
Height
31924287.722787