71249689 is an odd 8-digits composite number following 71249688
and preceding 71249690 . In scientific notation, it is written as 7.1249689 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 60860976 positive integers (up to 71249689) that are relatively prime to 71249689.
71249689 has 8 divisors, whose sum is 81708480
The reverse of 71249689 is 98694217
Previous prime number is 293
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
seventy-one million two hundred forty-nine thousand six hundred eighty-nine
Scientific notation
7.1249689 × 10^7
Engineering notation
7.1249689 × 10^6
Prime Factorization
7 × 293 × 34739
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71249689
Product of the distinct prime numbers
The prime factorization of 71249689 is 7 × 293 × 34739.
Since it has a total of 3 prime factors.
5 , 3 , 30 , 83 , 299 , 693 , 6561 , 5741 , 19430 , 2916 , 295090 , 816188 , 5608630 , 7816861 , 88357912 , 37836210 , 168318596 , 494443543 , 8196730922 , 8251850781
n×2
142499378
n×3
213749067
n×4
284998756
n×5
356248445
n÷2
35624844.5
n÷3
23749896.333333
n÷3
17812422.25
n÷5
14249937.8
n2
5076518182596721
n3
3.6170034171286E+23
n4
2.5771036858235E+31
n5
1.8361783613568E+39
2 √n
8440.9530859969
3 √n
414.56661390843
4 √n
91.874659651053
5 √n
37.201169629507
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
-71249688
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 71249689 can be divided by 8 positive divisors.
The sum of these divisors (counting 71249689) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001111110010111100011001
3
Ternary
11222001212012101
4
Quaternary
10033302330121
5
Quinary
121214442224
6
Senary
11023043401
8
Octal
417627431
10
Decimal
71249689
12
Duodecimal
1ba40561
16
Hexadecimal
43f2f19
20
Vigesimal
1256449
36
Base36
16f4m1
md5
f95eddf01555e5bd91c8fccadb407f78
sha1
af4e40186c5edf914171e16768e47ab6ec451850
sha256
127d2af9f25e8b9a977b4236c5a34ddb06e10d2b454d4ea179ac1bdbbaffe9a7
sha512
5928952da6cd326f91093e9a4922af6ed55a7dbb4c26f43f8fc3674314fbde7aae944ed83a1ba24521e1a937a55caac1298f1e44b25d6472cceb91a58f9d5f04
ripemd-160
95583fa2ab848dc1e6f86843de2dfa81517fb0e9
Diameter
142499378
Circumference
447674999.06591
Area
1.5948352228261E+16
Volume
1.5150868484347E+24
Surface area
6.3793408913043E+16
Circumference
447674999.06591
Perimeter
284998756
Area
5076518182596721
Diagonal
100762276.49867
Surface area
30459109095580326
Volume
3.6170034171286E+23
Space diagonal
123408081.37148
Perimeter
213749067
Area
2.1981968544512E+15
Altitude
61704040.685741
Surface area
2.1981968544512E+15
Volume
4.2626794063776E+22
Height
33587425.499555