71496987 is an odd 8-digits composite number following 71496986
and preceding 71496988 . In scientific notation, it is written as 7.1496987 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 46376352 positive integers (up to 71496987) that are relatively prime to 71496987.
71496987 has 8 divisors, whose sum is 97905936
The reverse of 71496987 is 78969417
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
seventy-one million four hundred ninety-six thousand nine hundred eighty-seven
Scientific notation
7.1496987 × 10^7
Engineering notation
7.1496987 × 10^6
Prime Factorization
3 × 37 × 644117
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71496987
Product of the distinct prime numbers
The prime factorization of 71496987 is 3 × 37 × 644117.
Since it has a total of 3 prime factors.
7 , 8 , 44 , 73 , 319 , 465 , 2521 , 8418 , 64431 , 79668 , 781001 , 387295 , 9209461 , 2785709 , 29207932 , 98678560 , 661363698 , 523343864 , 2062791181 , 1943647915
n×2
142993974
n×3
214490961
n×4
285987948
n×5
357484935
n÷2
35748493.5
n÷3
23832329
n÷3
17874246.75
n÷5
14299397.4
n2
5111819150078169
n3
3.6547966731949E+23
n4
2.6130695023106E+31
n5
1.868265962368E+39
2 √n
8455.589098342
3 √n
415.0456948765
4 √n
91.954277216136
5 √n
37.226957893407
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
-71496986
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 71496987 can be divided by 8 positive divisors.
The sum of these divisors (counting 71496987) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000101111010100011011
3
Ternary
11222112102102120
4
Quaternary
10100233110123
5
Quinary
121300400422
6
Senary
11032232323
8
Octal
420572433
10
Decimal
71496987
12
Duodecimal
1bb3b6a3
16
Hexadecimal
442f51b
20
Vigesimal
126h297
36
Base36
16kfff
md5
82ec6793beeb0476da1bb505402a3870
sha1
139591629f05321f0c8f617f731fc5acae06ae48
sha256
b51667641bae8db99153963da5b08e0e921f49c853e897507f69069cbd0c30ea
sha512
bf3cb5259fe79470f92046ba6e6337792bb90b5f3c6c956d113943e2146746832896f5a9c3a85531fb61cb2e0b0a452e5a606737ebb7d1c90e86a9a49dd23b6e
ripemd-160
0a0f603ae838106db99d57d3d34c87fa66ac5087
Diameter
142993974
Circumference
449228818.22601
Area
1.6059253488365E+16
Volume
1.5309176505165E+24
Surface area
6.4237013953461E+16
Circumference
449228818.22601
Perimeter
285987948
Area
5111819150078169
Diagonal
101112008.68421
Surface area
30670914900469014
Volume
3.6547966731949E+23
Space diagonal
123836414.07209
Perimeter
214490961
Area
2.2134826217597E+15
Altitude
61918207.036046
Surface area
2.2134826217597E+15
Volume
4.3072191857902E+22
Height
33704002.894738