71777891 is an odd 8-digits composite number following 71777890
and preceding 71777892 . In scientific notation, it is written as 7.1777891 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 69644448 positive integers (up to 71777891) that are relatively prime to 71777891.
71777891 has 8 divisors, whose sum is 73922160
The reverse of 71777891 is 19877717
Previous prime number is 389
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
seventy-one million seven hundred seventy-seven thousand eight hundred ninety-one
Scientific notation
7.1777891 × 10^7
Engineering notation
7.1777891 × 10^6
Prime Factorization
37 × 389 × 4987
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71777891
Product of the distinct prime numbers
The prime factorization of 71777891 is 37 × 389 × 4987.
Since it has a total of 3 prime factors.
1 , 3 , 38 , 96 , 61 , 284 , 7688 , 2632 , 28060 , 23486 , 500638 , 49238 , 4630279 , 3499898 , 43972130 , 29226475 , 891389879 , 260942333 , 1596894131 , 8083813164
n×2
143555782
n×3
215333673
n×4
287111564
n×5
358889455
n÷2
35888945.5
n÷3
23925963.666667
n÷3
17944472.75
n÷5
14355578.2
n2
5152065636407881
n3
3.6980440567493E+23
n4
2.6543780321855E+31
n5
1.90525657067E+39
2 √n
8472.1833667597
3 √n
415.58854125328
4 √n
92.044464074488
5 √n
37.256164175695
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
-71777890
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 71777891 can be divided by 8 positive divisors.
The sum of these divisors (counting 71777891) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010001110011111001100011
3
Ternary
12000001200202102
4
Quaternary
10101303321203
5
Quinary
121333343031
6
Senary
11042241015
8
Octal
421637143
10
Decimal
71777891
12
Duodecimal
2005616b
16
Hexadecimal
4473e63
20
Vigesimal
128c4eb
36
Base36
16qg6b
md5
a751d3efed8fa012f09834a53a746435
sha1
044e3bf20d454f4530500e608b055bc57ca0ca75
sha256
d72ee268fa670f0b595d6c23408c3974e54214c83c83ee2ed1955a0f2bdbb9ef
sha512
b60388511769046c2a4456cc42c903fa6d32f29be170a9d868d934f2bdf604794f146771dca9ebfe8eb1de7605597238511a6526702459e3a4bd7d8cb699ae1d
ripemd-160
179954a16b4ff3e8ee733c38aad12b041dae96fb
Diameter
143555782
Circumference
450993790.11154
Area
1.6185691554151E+16
Volume
1.549033072178E+24
Surface area
6.4742766216606E+16
Circumference
450993790.11154
Perimeter
287111564
Area
5152065636407881
Diagonal
101509266.93074
Surface area
30912393818447286
Volume
3.6980440567493E+23
Space diagonal
124322954.07214
Perimeter
215333673
Area
2.230909861547E+15
Altitude
62161477.03607
Surface area
2.230909861547E+15
Volume
4.3581867160901E+22
Height
33836422.310246