71962021 is an odd 8-digits composite number following 71962020
and preceding 71962022 . In scientific notation, it is written as 7.1962021 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 69480544 positive integers (up to 71962021) that are relatively prime to 71962021.
71962021 has 4 divisors, whose sum is 74443500
The reverse of 71962021 is 12026917
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
seventy-one million nine hundred sixty-two thousand twenty-one
Scientific notation
7.1962021 × 10^7
Engineering notation
7.1962021 × 10^6
Prime Factorization
29 × 2481449
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71962021
Product of the distinct prime numbers
The prime factorization of 71962021 is 29 × 2481449.
Since it has a total of 2 prime factors.
6 , 7 , 76 , 63 , 810 , 991 , 7414 , 4432 , 2644 , 94960 , 43254 , 709380 , 4835054 , 4159605 , 63936850 , 42742855 , 391056898 , 98894551 , 5880810547 , 1007220614
n×2
143924042
n×3
215886063
n×4
287848084
n×5
359810105
n÷2
35981010.5
n÷3
23987340.333333
n÷3
17990505.25
n÷5
14392404.2
n2
5178532466404441
n3
3.7265766209658E+23
n4
2.6817198505605E+31
n5
1.9298198020215E+39
2 √n
8483.043145004
3 √n
415.94360405671
4 √n
92.103437205156
5 √n
37.275259050561
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
-71962020
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 71962021 can be divided by 4 positive divisors.
The sum of these divisors (counting 71962021) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010010100000110110100101
3
Ternary
12000102001100001
4
Quaternary
10102200312211
5
Quinary
121410241041
6
Senary
11050221301
8
Octal
422406645
10
Decimal
71962021
12
Duodecimal
20124831
16
Hexadecimal
44a0da5
20
Vigesimal
129f511
36
Base36
16ue91
md5
fa2d85430d601acebe50b58a3f7b72d2
sha1
acc773e9081e2dd9c8398098c3138385e76b66de
sha256
b27166a32d7d9b6563a09cf015b4b4275e4697690eb1023c0092bd89a59eef58
sha512
c9e987864c53811d2412a656934091200e20f18bdabe303ff1e6dd143123fa74e56749a7b7ca21db5bde5dcfff50011a0d320eea3a6abc9c2a568307e7919d9b
ripemd-160
060a502abb49aa21b25f96ed6896e9c77dda5eba
Diameter
143924042
Circumference
452150713.02215
Area
1.6268839552832E+16
Volume
1.5609847647287E+24
Surface area
6.507535821133E+16
Circumference
452150713.02215
Perimeter
287848084
Area
5178532466404441
Diagonal
101769666.07398
Surface area
31071194798426646
Volume
3.7265766209658E+23
Space diagonal
124641876.58734
Perimeter
215886063
Area
2.2423703351144E+15
Altitude
62320938.293669
Surface area
2.2423703351144E+15
Volume
4.3918126654936E+22
Height
33923222.024659