71899729 is an odd 8-digits composite number following 71899728
and preceding 71899730 . In scientific notation, it is written as 7.1899729 × 10^7.
The sum of its digits is 52. It has a total of 4 prime factors and 16 positive divisors.
There are 62796160 positive integers (up to 71899729) that are relatively prime to 71899729.
71899729 has 16 divisors, whose sum is 81544320
The reverse of 71899729 is 92799817
Previous prime number is 263
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
seventy-one million eight hundred ninety-nine thousand seven hundred twenty-nine
Scientific notation
7.1899729 × 10^7
Engineering notation
7.1899729 × 10^6
Prime Factorization
11 × 29 × 263 × 857
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71899729
Product of the distinct prime numbers
The prime factorization of 71899729 is 11 × 29 × 263 × 857.
Since it has a total of 4 prime factors.
2 , 1 , 30 , 71 , 4 , 741 , 9690 , 6453 , 24680 , 28687 , 927513 , 123954 , 185236 , 1906865 , 16735567 , 22130066 , 707689852 , 496889828 , 6085575070 , 3939778506
n×2
143799458
n×3
215699187
n×4
287598916
n×5
359498645
n÷2
35949864.5
n÷3
23966576.333333
n÷3
17974932.25
n÷5
14379945.8
n2
5169571030273441
n3
3.7169075612291E+23
n4
2.6724464637042E+31
n5
1.9214817650734E+39
2 √n
8479.3707903358
3 √n
415.82355258924
4 √n
92.083499012232
5 √n
37.268803548628
1 , 11 , 29 , 263 , 319 , 857 , 2893 , 7627 , 9427 , 24853 , 83897 , 225391 , 273383 , 2479301 , 6536339 , 71899729
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71899728
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71899729 can be divided by 16 positive divisors.
The sum of these divisors (counting 71899729) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010010010001101001010001
3
Ternary
12000021212212221
4
Quaternary
10102101221101
5
Quinary
121401242404
6
Senary
11045021041
8
Octal
422215121
10
Decimal
71899729
12
Duodecimal
200b4781
16
Hexadecimal
4491a51
20
Vigesimal
1297969
36
Base36
16t26p
md5
e298ac608ff5f18d5386d6a9a45c714c
sha1
25ea3b5cc6697802748712b8a22d30227c6b7c90
sha256
e0d14b27c70443fafc7dd6b8b84cf581ebf53e69158281ceefc75246389e8125
sha512
d518e1325ce0f87c731862d30b50db39519aa5d8a1305e335c3eb8cb18b7945e845bf0da2ce7e37415b12a38641c937f5422138f8b44b1cbc12d763bf2cc037f
ripemd-160
c236a0caa14ae33f2ef49d93a1e3eda7fccdc75b
Diameter
143799458
Circumference
451759320.84299
Area
1.6240686370918E+16
Volume
1.5569345984573E+24
Surface area
6.4962745483671E+16
Circumference
451759320.84299
Perimeter
287598916
Area
5169571030273441
Diagonal
101681571.88275
Surface area
31017426181640646
Volume
3.7169075612291E+23
Space diagonal
124533983.67843
Perimeter
215699187
Area
2.2384899194424E+15
Altitude
62266991.839217
Surface area
2.2384899194424E+15
Volume
4.3804175693144E+22
Height
33893857.29425