74661891 is an odd 8-digits composite number following 74661890
and preceding 74661892 . In scientific notation, it is written as 7.4661891 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 49661352 positive integers (up to 74661891) that are relatively prime to 74661891.
74661891 has 8 divisors, whose sum is 99775680
The reverse of 74661891 is 19816647
Previous prime number is 443
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-four million six hundred sixty-one thousand eight hundred ninety-one
Scientific notation
7.4661891 × 10^7
Engineering notation
7.4661891 × 10^6
Prime Factorization
3 × 443 × 56179
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
74661891
Product of the distinct prime numbers
The prime factorization of 74661891 is 3 × 443 × 56179.
Since it has a total of 3 prime factors.
7 , 4 , 29 , 77 , 713 , 619 , 8088 , 6950 , 90795 , 7146 , 565316 , 153125 , 6504998 , 5735328 , 47011524 , 55416691 , 780267467 , 27225820 , 9591272657 , 9207538320
n×2
149323782
n×3
223985673
n×4
298647564
n×5
373309455
n÷2
37330945.5
n÷3
24887297
n÷3
18665472.75
n÷5
14932378.2
n2
5574397967695881
n3
4.1619509345473E+23
n4
3.1073912702252E+31
n5
2.3200370831191E+39
2 √n
8640.7112554465
3 √n
421.08166202497
4 √n
92.95542617538
5 √n
37.550852156103
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
-74661890
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 74661891 can be divided by 8 positive divisors.
The sum of these divisors (counting 74661891) is 1, the average is 0.125.
Base
System
Value
2
Binary
100011100110100000000000011
3
Ternary
12012111012212020
4
Quaternary
10130310000003
5
Quinary
123103140031
6
Senary
11224132523
8
Octal
434640003
10
Decimal
74661891
12
Duodecimal
21007143
16
Hexadecimal
4734003
20
Vigesimal
136ceeb
36
Base36
18g9hf
md5
0d7f0edb6bdf3aef4385a4e6faf139b6
sha1
519bc58dafa9b368ae456ef2023c0a4b5ed97b27
sha256
9722a65900673f8f89e89ff285484cc338836645d4ca7c437c4caaede2b78872
sha512
f549af3d943b0d3f6f68b63dd3ffdaa944b0019b9f78f4becef878dabbc9a486ee27d71f8579132c03a2ac3018840fa4c11ed63cb9b53cbc075339038ca4e9a2
ripemd-160
3a4617c1b84269187afe6cb3d7dd7c2969f68d7f
Diameter
149323782
Circumference
469114496.53744
Area
1.7512487703499E+16
Volume
1.7433539307433E+24
Surface area
7.0049950813997E+16
Circumference
469114496.53744
Perimeter
298647564
Area
5574397967695881
Diagonal
105587858.84462
Surface area
33446387806175286
Volume
4.1619509345473E+23
Space diagonal
129318188.60117
Perimeter
223985673
Area
2.4137851254145E+15
Altitude
64659094.300585
Surface area
2.4137851254145E+15
Volume
4.9049062146402E+22
Height
35195952.948207