71385690 is an even 8-digits composite number following 71385689
and preceding 71385691 . In scientific notation, it is written as 7.1385690 × 10^7.
The sum of its digits is 39. It has a total of 5 prime factors and 32 positive divisors.
There are 19010880 positive integers (up to 71385690) that are relatively prime to 71385690.
71385690 has 32 divisors, whose sum is 171553536
The reverse of 71385690 is 09658317
Previous prime number is 1231
Is Prime? no Number parity even Number length 8 Sum of Digits 39 Digital Root 3
Name
seventy-one million three hundred eighty-five thousand six hundred ninety
Scientific notation
7.1385690 × 10^7
Engineering notation
7.1385690 × 10^6
Prime Factorization
2 × 3 × 5 × 1231 × 1933
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
71385690 Product of the distinct prime numbers
The prime factorization of 71385690 is 2 × 3 × 5 × 1231 × 1933.
Since it has a total of 5 prime factors.
3 , 3 , 77 , 16 , 97 , 120 , 9337 , 5490 , 55677 , 54287 , 295635 , 520580 , 7651230 , 6353520 , 38239464 , 41667580 , 117496825 , 513609004 , 4721435574 , 754366549
n×2
142771380
n×3
214157070
n×4
285542760
n×5
356928450
n÷2
35692845
n÷3
23795230
n÷3
17846422.5
n÷5
14277138
n2
5095916736776100
n3
3.6377553243731E+23
n4
2.5968367388155E+31
n5
1.8537698241769E+39
2 √n8449.0052668938
3 √n414.83022038539
4 √n91.918470760201
5 √n37.215360674609
1 , 2 , 3 , 5 , 6 , 10 , 15 , 30 , 1231 , 1933 , 2462 , 3693 , 3866 , 5799 , 6155 , 7386 , 9665 , 11598 , 12310 , 18465 , 19330 , 28995 , 36930 , 57990 , 2379523 , 4759046 , 7138569 , 11897615 , 14277138 , 23795230 , 35692845 , 71385690
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-71385689 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71385690 can be divided by 32 positive divisors.
The sum of these divisors (counting 71385690) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100010000010100001001011010
3
Ternary
11222022202202110
4
Quaternary
10100110021122
5
Quinary
121233320230
6
Senary
11030013150
8
Octal
420241132
10
Decimal
71385690
12
Duodecimal
1baa71b6
16
Hexadecimal
441425a
20
Vigesimal
126344a
36
Base36
16i1ju
md5
3aba534de81a00c22efa61ca3dbada71
sha1
2856835de33f7a41c04cc6f091513516d32f5a3c
sha256
46e453e3aabfecd04b2127fbb3be155abdd91d07ea1b4b8315c14a43ca1ca325
sha512
c4abdb8641477a783e53fd91d7f51e7912ca12b68ee9698cf0a3a19ac656f4a90ac7a962cdf9a7906d9e34a67b46ad9636e07fa72ca2eef9019d150d1d31f867
ripemd-160
e75fc301d040da029914e2df1bd60058817558b4
Diameter
142771380
Circumference
448529518.55088
Area
1.6009294583561E+16
Volume
1.5237793870144E+24
Surface area
6.4037178334244E+16
Circumference
448529518.55088
Perimeter
285542760
Area
5095916736776100
Diagonal
100954610.95736
Surface area
30575500420656600
Volume
3.6377553243731E+23
Space diagonal
123643642.01336
Perimeter
214157070
Area
2.2065966748092E+15
Altitude
61821821.006681
Surface area
2.2065966748092E+15
Volume
4.2871357636028E+22
Height
33651536.985787