71491925 is an odd 8-digits composite number following 71491924
and preceding 71491926 . In scientific notation, it is written as 7.1491925 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 6 positive divisors.
There are 57193520 positive integers (up to 71491925) that are relatively prime to 71491925.
71491925 has 6 divisors, whose sum is 88650018
The reverse of 71491925 is 52919417
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-one million four hundred ninety-one thousand nine hundred twenty-five
Scientific notation
7.1491925 × 10^7
Engineering notation
7.1491925 × 10^6
Prime Factorization
5 × 5 × 2859677
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
14298385
Product of the distinct prime numbers
The prime factorization of 71491925 is 5 × 5 × 2859677.
Since it has a total of 3 prime factors.
10 , 6 , 11 , 39 , 956 , 79 , 7958 , 1457 , 48611 , 20753 , 629532 , 858778 , 4104120 , 3867613 , 73883930 , 27857981 , 131079086 , 399763901 , 4280553139 , 1668661130
n×2
142983850
n×3
214475775
n×4
285967700
n×5
357459625
n÷2
35745962.5
n÷3
23830641.666667
n÷3
17872981.25
n÷5
14298385
n2
5111095340205625
n3
3.6540204472983E+23
n4
2.6123295576672E+31
n5
1.8676046881202E+39
2 √n
8455.2897644019
3 √n
415.03589954115
4 √n
91.952649577932
5 √n
37.226430743367
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71491924
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71491925 can be divided by 6 positive divisors.
The sum of these divisors (counting 71491925) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
100010000101110000101010101
3
Ternary
11222112011111002
4
Quaternary
10100232011111
5
Quinary
121300220200
6
Senary
11032153045
8
Octal
420560525
10
Decimal
71491925
12
Duodecimal
1bb38785
16
Hexadecimal
442e155
20
Vigesimal
126g9g5
36
Base36
16kbit
md5
4c039b5364fb941c5fdb21ce7aa30ee2
sha1
4f44e1f6e38f41e1320226423392adcdf0f56562
sha256
b9cee80d5613da80d081894efaf45281e290be036d8aa0efa7f49bf00c15c673
sha512
d20c744cd0cbec10d14c70b85bb9215b1e855cc3a249afa374ebaace5979ce64867152e8a3ef88f2ff1a7250e8fc8c377386ce749c7bac2087c4f56cba923485
ripemd-160
df97121669f52f8feb3ffaf6c617c02cadd3ef4f
Diameter
142983850
Circumference
449197012.74198
Area
1.6056979572587E+16
Volume
1.5305925057732E+24
Surface area
6.4227918290348E+16
Circumference
449197012.74198
Perimeter
285967700
Area
5111095340205625
Diagonal
101104849.93516
Surface area
30666572041233750
Volume
3.6540204472983E+23
Space diagonal
123827646.4309
Perimeter
214475775
Area
2.2131692028912E+15
Altitude
61913823.215452
Surface area
2.2131692028912E+15
Volume
4.3063043947982E+22
Height
33701616.645053