71749905 is an odd 8-digits composite number following 71749904
and preceding 71749906 . In scientific notation, it is written as 7.1749905 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 38266608 positive integers (up to 71749905) that are relatively prime to 71749905.
71749905 has 8 divisors, whose sum is 114799872
The reverse of 71749905 is 50994717
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-one million seven hundred forty-nine thousand nine hundred five
Scientific notation
7.1749905 × 10^7
Engineering notation
7.1749905 × 10^6
Prime Factorization
5 × 3 × 4783327
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71749905
Product of the distinct prime numbers
The prime factorization of 71749905 is 5 × 3 × 4783327.
Since it has a total of 3 prime factors.
3 , 4 , 71 , 7 , 345 , 921 , 4929 , 361 , 68748 , 33787 , 769109 , 459467 , 3628575 , 97466 , 52080115 , 47623386 , 940255076 , 733255487 , 835108937 , 4371772418
n×2
143499810
n×3
215249715
n×4
286999620
n×5
358749525
n÷2
35874952.5
n÷3
23916635
n÷3
17937476.25
n÷5
14349981
n2
5148048867509025
n3
3.6937201717913E+23
n4
2.6502407142261E+31
n5
1.9015451947285E+39
2 √n
8470.5315653742
3 √n
415.53452196002
4 √n
92.035490792271
5 √n
37.253258507543
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
-71749904
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 71749905 can be divided by 8 positive divisors.
The sum of these divisors (counting 71749905) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010001101101000100010001
3
Ternary
12000000021100220
4
Quaternary
10101231010101
5
Quinary
121331444110
6
Senary
11041503253
8
Octal
421550421
10
Decimal
71749905
12
Duodecimal
20041b29
16
Hexadecimal
446d111
20
Vigesimal
1288ef5
36
Base36
16pukx
md5
d2c2e1c06c2a988b8ad71d5b22d48701
sha1
0aae2c1d7c6d84a6118118a24dde3e329036ee4b
sha256
b30660763ed2acf35a745ae85704bbab24928a5ddcda7ca48132d4991a712d30
sha512
aa4b55385d1455418e36f8524802b9cd570d5ac05ea059b98a637642e5eab1a7d3eda16bbc372120fd4fd5026a0f7046cc4347e04afb902f24c4f5a36a684e6b
ripemd-160
9ccc5ef6d62f10cbe86f6ee04ca84b76bfbaaecb
Diameter
143499810
Circumference
450817948.88753
Area
1.6173072502488E+16
Volume
1.5472218874821E+24
Surface area
6.469229000995E+16
Circumference
450817948.88753
Perimeter
286999620
Area
5148048867509025
Diagonal
101469688.74998
Surface area
30888293205054150
Volume
3.6937201717913E+23
Space diagonal
124274480.89824
Perimeter
215249715
Area
2.2291705495933E+15
Altitude
62137240.44912
Surface area
2.2291705495933E+15
Volume
4.3530909687986E+22
Height
33823229.583327