71672021 is an odd 8-digits composite number following 71672020
and preceding 71672022 . In scientific notation, it is written as 7.1672021 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 69200544 positive integers (up to 71672021) that are relatively prime to 71672021.
71672021 has 4 divisors, whose sum is 74143500
The reverse of 71672021 is 12027617
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
seventy-one million six hundred seventy-two thousand twenty-one
Scientific notation
7.1672021 × 10^7
Engineering notation
7.1672021 × 10^6
Prime Factorization
29 × 2471449
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71672021
Product of the distinct prime numbers
The prime factorization of 71672021 is 29 × 2471449.
Since it has a total of 2 prime factors.
1 , 8 , 3 , 33 , 58 , 398 , 7139 , 5361 , 97226 , 77448 , 719627 , 417771 , 2302236 , 542226 , 79518130 , 23394801 , 998271170 , 346222843 , 7706649419 , 6621528405
n×2
143344042
n×3
215016063
n×4
286688084
n×5
358360105
n÷2
35836010.5
n÷3
23890673.666667
n÷3
17918005.25
n÷5
14334404.2
n2
5136878594224441
n3
3.681704704797E+23
n4
2.6387521691801E+31
n5
1.8912470088327E+39
2 √n
8465.9329668974
3 √n
415.38411429101
4 √n
92.010504655161
5 √n
37.2451673654
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
-71672020
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 71672021 can be divided by 4 positive divisors.
The sum of these divisors (counting 71672021) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010001011010000011010101
3
Ternary
11222212022112022
4
Quaternary
10101122003111
5
Quinary
121322001041
6
Senary
11040102525
8
Octal
421320325
10
Decimal
71672021
12
Duodecimal
20004a45
16
Hexadecimal
445a0d5
20
Vigesimal
127j011
36
Base36
16o6hh
md5
90a2974d8e89600f7beaf22560b0c787
sha1
3227c9e161c53e1f5ebde16e5e80095bcfc68727
sha256
b9c8b79bbaf44604b9320203136889423ef61681b57014b5ea33085637d62647
sha512
b0f407d7ae2017539c0ad8a0754d301b57c2d7a5fddef8138374801ecdada4b74b5e3d8329730ee6914873251a3d50509c89a0b66ff548eaf28ca534c6b1ea59
ripemd-160
dce29b0c07fc4bbd0e3c55d99cbcd59b1026d621
Diameter
143344042
Circumference
450328589.28307
Area
1.6137980053998E+16
Volume
1.542188860437E+24
Surface area
6.4551920215993E+16
Circumference
450328589.28307
Perimeter
286688084
Area
5136878594224441
Diagonal
101359544.14089
Surface area
30821271565346646
Volume
3.681704704797E+23
Space diagonal
124139581.85314
Perimeter
215016063
Area
2.2243336793774E+15
Altitude
62069790.926572
Surface area
2.2243336793774E+15
Volume
4.3389306051473E+22
Height
33786514.71363