74665721 is an odd 8-digits composite number following 74665720
and preceding 74665722 . In scientific notation, it is written as 7.4665721 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 68079024 positive integers (up to 74665721) that are relatively prime to 74665721.
74665721 has 8 divisors, whose sum is 76026720
The reverse of 74665721 is 12756647
Previous prime number is 169
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-four million six hundred sixty-five thousand seven hundred twenty-one
Scientific notation
7.4665721 × 10^7
Engineering notation
7.4665721 × 10^6
Prime Factorization
83 × 169 × 5323
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
74665721
Product of the distinct prime numbers
The prime factorization of 74665721 is 83 × 169 × 5323.
Since it has a total of 3 prime factors.
10 , 8 , 50 , 95 , 746 , 311 , 4883 , 4023 , 6857 , 1783 , 279202 , 121547 , 2893578 , 4264693 , 75110053 , 16895371 , 39159475 , 798663157 , 9784951904 , 484341156
n×2
149331442
n×3
223997163
n×4
298662884
n×5
373328605
n÷2
37332860.5
n÷3
24888573.666667
n÷3
18666430.25
n÷5
14933144.2
n2
5574969892449841
n3
4.1625914657306E+23
n4
3.1080289301722E+31
n5
2.3206322096017E+39
2 √n
8640.9328778784
3 √n
421.08886210687
4 √n
92.956618257542
5 √n
37.551237404349
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
-74665720
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 74665721 can be divided by 8 positive divisors.
The sum of these divisors (counting 74665721) is 1, the average is 0.125.
Base
System
Value
2
Binary
100011100110100111011111001
3
Ternary
12012111102010002
4
Quaternary
10130310323321
5
Quinary
123103300341
6
Senary
11224202345
8
Octal
434647371
10
Decimal
74665721
12
Duodecimal
210093b5
16
Hexadecimal
4734ef9
20
Vigesimal
136d461
36
Base36
18gcft
md5
268460a54a3e928b4ee05b6d933e27d2
sha1
3a881f2abda005e5ba29eda40120c1118b9d787c
sha256
f83452057a846dd353102d7f88035083b8c83a40ce556a90686c91d0bb3d94a8
sha512
507d9754423702b4234634835f9b0b98d4d070c8b5a024549fb0dcd91f35d546711a37a9a2eadf467bca992a3a43f24b619666ea37af8235ee0cb3b58c40c945
ripemd-160
177b99250c2a2d04efdab03aa9438528b79cfc2f
Diameter
149331442
Circumference
469138561.13717
Area
1.7514284458105E+16
Volume
1.743622235818E+24
Surface area
7.0057137832419E+16
Circumference
469138561.13717
Perimeter
298662884
Area
5574969892449841
Diagonal
105593275.28257
Surface area
33449819354699046
Volume
4.1625914657306E+23
Space diagonal
129324822.35576
Perimeter
223997163
Area
2.4140327760975E+15
Altitude
64662411.177881
Surface area
2.4140327760975E+15
Volume
4.9056610878789E+22
Height
35197758.427522