71992 is an even 5-digits composite number following 71991
and preceding 71993 . In scientific notation, it is written as 7.1992 × 10^4.
The sum of its digits is 28. It has a total of 4 prime factors and 8 positive divisors.
There are 35992 positive integers (up to 71992) that are relatively prime to 71992.
71992 has 8 divisors, whose sum is 135000
The reverse of 71992 is 29917
Previous prime number is 2
Is Prime? no
Number parity even
Number length 5
Sum of Digits 28
Digital Root 1
Name
seventy-one thousand nine hundred ninety-two
Scientific notation
7.1992 × 10^4
Engineering notation
7.1992 × 10^3
Prime Factorization
2 × 2 × 2 × 8999
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
17998
Product of the distinct prime numbers
The prime factorization of 71992 is 2 × 2 × 2 × 8999.
Since it has a total of 4 prime factors.
10 , 6 , 100 , 100 , 598 , 835 , 8253 , 8941 , 69079 , 13166 , 447552 , 839805 , 3486143 , 5583966 , 10410470 , 96967486 , 74032178 , 550449264 , 2021480343 , 4758507597
n×2
143984
n×3
215976
n×4
287968
n×5
359960
n÷2
35996
n÷3
23997.333333333
n÷3
17998
n÷5
14398.4
n2
5182848064
n3
373123597823488
n4
2.6861914054509E+19
n5
1.9338429166122E+24
2 √n
268.31324976602
3 √n
41.600135601136
4 √n
16.38027013715
5 √n
9.3639017395135
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
-71991
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 71992 can be divided by 8 positive divisors.
The sum of these divisors (counting 71992) is 1, the average is 0.125.
Base
System
Value
2
Binary
10001100100111000
3
Ternary
10122202101
4
Quaternary
101210320
5
Quinary
4300432
6
Senary
1313144
8
Octal
214470
10
Decimal
71992
12
Duodecimal
357b4
16
Hexadecimal
11938
20
Vigesimal
8jjc
36
Base36
1jjs
md5
26ffa45ee9475f1be3fd207075ab007b
sha1
d33e5f3049c52aee69803e3629bf9e5ec8b60965
sha256
a81899359c60cc2a6e341ac42bdd5e9ebdbac9001d1721fc909c314d6a8c5bbd
sha512
24780f4b625ba6b1e8b8dfe5d67e417fb7da776ba1084a766cf2b3b58f3d7b40a6ccde24580c21964073ca72dfc793bdde51b92f41c3a4d62ce953d86215d04a
ripemd-160
518b9ba6f75668b2f266c6e22da1e8c8197100d8
Diameter
143984
Circumference
452339.07663447
Area
16282397402.534
Volume
1.5629364717377E+15
Surface area
65129589610.138
Circumference
452339.07663447
Perimeter
287968
Area
5182848064
Diagonal
101812.06278236
Surface area
31097088384
Volume
373123597823488
Space diagonal
124693.8017385
Perimeter
215976
Area
2244239043.6895
Altitude
62346.900869249
Surface area
2244239043.6895
Volume
43973037706952
Height
33937.354260788