71750987 is an odd 8-digits composite number following 71750986
and preceding 71750988 . In scientific notation, it is written as 7.1750987 × 10^7.
The sum of its digits is 44. It has a total of 4 prime factors and 16 positive divisors.
There are 55785120 positive integers (up to 71750987) that are relatively prime to 71750987.
71750987 has 16 divisors, whose sum is 89655552
The reverse of 71750987 is 78905717
Previous prime number is 653
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-one million seven hundred fifty thousand nine hundred eighty-seven
Scientific notation
7.1750987 × 10^7
Engineering notation
7.1750987 × 10^6
Prime Factorization
7 × 11 × 653 × 1427
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71750987
Product of the distinct prime numbers
The prime factorization of 71750987 is 7 × 11 × 653 × 1427.
Since it has a total of 4 prime factors.
6 , 6 , 80 , 11 , 497 , 632 , 4207 , 8090 , 16613 , 33868 , 471 , 759151 , 9885488 , 6305860 , 81512868 , 44337695 , 338434913 , 714117114 , 1488725436 , 2679486434
n×2
143501974
n×3
215252961
n×4
287003948
n×5
358754935
n÷2
35875493.5
n÷3
23916995.666667
n÷3
17937746.75
n÷5
14350197.4
n2
5148204135474169
n3
3.6938872799775E+23
n4
2.6504005820513E+31
n5
1.9016885770756E+39
2 √n
8470.5954336162
3 √n
415.53661072512
4 √n
92.035837767775
5 √n
37.25337086388
1 , 7 , 11 , 77 , 653 , 1427 , 4571 , 7183 , 9989 , 15697 , 50281 , 109879 , 931831 , 6522817 , 10250141 , 71750987
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
-71750986
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 71750987 can be divided by 16 positive divisors.
The sum of these divisors (counting 71750987) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010001101101010101001011
3
Ternary
12000000022211222
4
Quaternary
10101231111023
5
Quinary
121332012422
6
Senary
11041512255
8
Octal
421552513
10
Decimal
71750987
12
Duodecimal
2004268b
16
Hexadecimal
446d54b
20
Vigesimal
1288h97
36
Base36
16pvez
md5
f437e799b49eea882c6342544e1e1d76
sha1
21d45297d15890f4c0ffae80a58fba76a83ac7fd
sha256
b15c5651b1fc6998b4525d8fb45a8ec175f4f41d594eb38b44bcca654c66d3fe
sha512
b207e7307a7fd101217569014e7764574370a96245dd6890971e521222f4420fc9b70fe1515ca4e3b2c7be7e91865cf10a568f17f7b6a99ab6d407dfb62f6cf6
ripemd-160
02a55fa5539e975f88cf8a465d93bae80a4de39c
Diameter
143501974
Circumference
450824747.29403
Area
1.6173560291186E+16
Volume
1.5472918855955E+24
Surface area
6.4694241164745E+16
Circumference
450824747.29403
Perimeter
287003948
Area
5148204135474169
Diagonal
101471218.92906
Surface area
30889224812845014
Volume
3.6938872799775E+23
Space diagonal
124276354.97721
Perimeter
215252961
Area
2.2292377825944E+15
Altitude
62138177.488607
Surface area
2.2292377825944E+15
Volume
4.3532879076847E+22
Height
33823739.643019