71489997 is an odd 8-digits composite number following 71489996
and preceding 71489998 . In scientific notation, it is written as 7.1489997 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 6 positive divisors.
There are 47659992 positive integers (up to 71489997) that are relatively prime to 71489997.
71489997 has 6 divisors, whose sum is 103263342
The reverse of 71489997 is 79998417
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
seventy-one million four hundred eighty-nine thousand nine hundred ninety-seven
Scientific notation
7.1489997 × 10^7
Engineering notation
7.1489997 × 10^6
Prime Factorization
3 × 3 × 7943333
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
23829999
Product of the distinct prime numbers
The prime factorization of 71489997 is 3 × 3 × 7943333.
Since it has a total of 3 prime factors.
3 , 6 , 87 , 55 , 727 , 77 , 858 , 4863 , 67998 , 61420 , 599330 , 35463 , 1813826 , 6316418 , 13864146 , 90099092 , 669837649 , 550098746 , 3268247093 , 8690789528
n×2
142979994
n×3
214469991
n×4
285959988
n×5
357449985
n÷2
35744998.5
n÷3
23829999
n÷3
17872499.25
n÷5
14297999.4
n2
5110819671060009
n3
3.6537248295162E+23
n4
2.6120477710094E+31
n5
1.8673528731332E+39
2 √n
8455.1757521651
3 √n
415.03216860041
4 √n
91.952029625045
5 √n
37.226229956124
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
-71489996
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 71489997 can be divided by 6 positive divisors.
The sum of these divisors (counting 71489997) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
100010000101101100111001101
3
Ternary
11222112001211200
4
Quaternary
10100231213031
5
Quinary
121300134442
6
Senary
11032140113
8
Octal
420554715
10
Decimal
71489997
12
Duodecimal
1bb37639
16
Hexadecimal
442d9cd
20
Vigesimal
126g4jh
36
Base36
16ka19
md5
4a60cf6709d7cf504cff96d416f82ba4
sha1
e5925bc4584f286068a0d0b0b06c2c8cdc74044c
sha256
f4c868e062511be5a53034247ad6b41489da890a91c4a176b86e6ada162d15e6
sha512
e3a8355c23f3694789411a2b62b2cd66b4d5f280accc0e4eec6ca301930bc7c008a424ba58a54a66b69a6c5ad576465bbad749089f483b67385a8814d150f1be
ripemd-160
a0f96ee9bbce2058e6b222b4cc26d939bc135fee
Diameter
142979994
Circumference
449184898.76071
Area
1.6056113532424E+16
Volume
1.5304686776862E+24
Surface area
6.4224454129697E+16
Circumference
449184898.76071
Perimeter
285959988
Area
5110819671060009
Diagonal
101102123.33141
Surface area
30664918026360054
Volume
3.6537248295162E+23
Space diagonal
123824307.03695
Perimeter
214469991
Area
2.2130498346496E+15
Altitude
61912153.518473
Surface area
2.2130498346496E+15
Volume
4.305956005901E+22
Height
33700707.777137