71899745 is an odd 8-digits composite number following 71899744
and preceding 71899746 . In scientific notation, it is written as 7.1899745 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 57519792 positive integers (up to 71899745) that are relatively prime to 71899745.
71899745 has 4 divisors, whose sum is 86279700
The reverse of 71899745 is 54799817
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
seventy-one million eight hundred ninety-nine thousand seven hundred forty-five
Scientific notation
7.1899745 × 10^7
Engineering notation
7.1899745 × 10^6
Prime Factorization
5 × 14379949
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71899745
Product of the distinct prime numbers
The prime factorization of 71899745 is 5 × 14379949.
Since it has a total of 2 prime factors.
5 , 8 , 31 , 15 , 569 , 596 , 5314 , 7483 , 19448 , 25800 , 753507 , 287933 , 2315895 , 6195591 , 19996666 , 10216444 , 274631397 , 841433522 , 9417566782 , 7272565278
n×2
143799490
n×3
215699235
n×4
287598980
n×5
359498725
n÷2
35949872.5
n÷3
23966581.666667
n÷3
17974936.25
n÷5
14379949
n2
5169573331065025
n3
3.7169100426238E+23
n4
2.6724488425259E+31
n5
1.9214839030316E+39
2 √n
8479.371733802
3 √n
415.82358343394
4 √n
92.083504135116
5 √n
37.268805207329
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
-71899744
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 71899745 can be divided by 4 positive divisors.
The sum of these divisors (counting 71899745) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010010010001101001100001
3
Ternary
12000021212220112
4
Quaternary
10102101221201
5
Quinary
121401242440
6
Senary
11045021105
8
Octal
422215141
10
Decimal
71899745
12
Duodecimal
200b4795
16
Hexadecimal
4491a61
20
Vigesimal
1297975
36
Base36
16t275
md5
5427fef722413972575fade87b2f73c0
sha1
76ee0d17b94fef2c8f9c0fbe062b07c75ab94100
sha256
14b52fc2e8f7c91cf8b708e38946218afed4318d6b4110cf0e642b174d8eae1b
sha512
ceb87e40f76f3ad1e85240a1ff56957742483b9d071e813ce7410a3ddf95bad9fd7bc73160f96422defd2ea6223200d7cf773489891de2b0dfd137ae764259d3
ripemd-160
4e5e5a56f85aa1d193da32b31afcb73c54b49716
Diameter
143799490
Circumference
451759421.37396
Area
1.6240693599068E+16
Volume
1.5569356378615E+24
Surface area
6.496277439627E+16
Circumference
451759421.37396
Perimeter
287598980
Area
5169573331065025
Diagonal
101681594.51017
Surface area
31017439986390150
Volume
3.7169100426238E+23
Space diagonal
124534011.39125
Perimeter
215699235
Area
2.2384909157144E+15
Altitude
62267005.695623
Surface area
2.2384909157144E+15
Volume
4.3804204936661E+22
Height
33893864.836722