71369781 is an odd 8-digits composite number following 71369780
and preceding 71369782 . In scientific notation, it is written as 7.1369781 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 38387520 positive integers (up to 71369781) that are relatively prime to 71369781.
71369781 has 8 divisors, whose sum is 73436064
The reverse of 71369781 is 18796317
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-one million three hundred sixty-nine thousand seven hundred eighty-one
Scientific notation
7.1369781 × 10^7
Engineering notation
7.1369781 × 10^6
Prime Factorization
651 × 37 × 2963
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71369781
Product of the distinct prime numbers
The prime factorization of 71369781 is 651 × 37 × 2963.
Since it has a total of 3 prime factors.
4 , 9 , 56 , 42 , 569 , 740 , 4883 , 4427 , 84071 , 65278 , 524369 , 387290 , 1391658 , 7434855 , 21151164 , 83478114 , 715701742 , 158333849 , 9021867480 , 6988920118
n×2
142739562
n×3
214109343
n×4
285479124
n×5
356848905
n÷2
35684890.5
n÷3
23789927
n÷3
17842445.25
n÷5
14273956.2
n2
5093645639987961
n3
3.6353237381755E+23
n4
2.5945225905768E+31
n5
1.8517050908902E+39
2 √n
8448.0637426572
3 √n
414.79940177037
4 √n
91.913349099341
5 √n
37.213701765215
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
-71369780
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 71369781 can be divided by 8 positive divisors.
The sum of these divisors (counting 71369781) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010000010000110101
3
Ternary
11222021221221020
4
Quaternary
10100100100311
5
Quinary
121232313111
6
Senary
11025411353
8
Octal
420202065
10
Decimal
71369781
12
Duodecimal
1ba99b59
16
Hexadecimal
4410435
20
Vigesimal
1261491
36
Base36
16hp9x
md5
04fe9bde87a0489892057c0e30ab4e9c
sha1
3aecc4978a715d75035dee600feaba91f26753e0
sha256
0761183e056d290dd25b0dacec3d1a77009eea2ff309c2b4988fb68ccdf7290b
sha512
9587e6b5004833adffe4f34d1d9548327927ab1816985391789f050314b337d73b387b1530832becdd44e74892ffe5a6f5255bc3fcad9338bbd4cd60399e6485
ripemd-160
a0dd2038c8dbb3a3b4843068ed57187ed1d2ec0e
Diameter
142739562
Circumference
448429559.35582
Area
1.6002159722576E+16
Volume
1.5227608465697E+24
Surface area
6.4008638890303E+16
Circumference
448429559.35582
Perimeter
285479124
Area
5093645639987961
Diagonal
100932112.2338
Surface area
30561873839927766
Volume
3.6353237381755E+23
Space diagonal
123616086.81706
Perimeter
214109343
Area
2.2056132610527E+15
Altitude
61808043.408532
Surface area
2.2056132610527E+15
Volume
4.2842701117872E+22
Height
33644037.411266