71976987 is an odd 8-digits composite number following 71976986
and preceding 71976988 . In scientific notation, it is written as 7.1976987 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 47848848 positive integers (up to 71976987) that are relatively prime to 71976987.
71976987 has 8 divisors, whose sum is 80200800
The reverse of 71976987 is 78967917
Previous prime number is 359
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
seventy-one million nine hundred seventy-six thousand nine hundred eighty-seven
Scientific notation
7.1976987 × 10^7
Engineering notation
7.1976987 × 10^6
Prime Factorization
9 × 359 × 22277
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71976987
Product of the distinct prime numbers
The prime factorization of 71976987 is 9 × 359 × 22277.
Since it has a total of 3 prime factors.
10 , 2 , 84 , 86 , 475 , 1000 , 6588 , 6158 , 92086 , 47037 , 14640 , 9430 , 8711137 , 5848762 , 13992044 , 39665358 , 822188629 , 568894661 , 5492886800 , 4173902173
n×2
143953974
n×3
215930961
n×4
287907948
n×5
359884935
n÷2
35988493.5
n÷3
23992329
n÷3
17994246.75
n÷5
14395397.4
n2
5180686657598169
n3
3.7289021620502E+23
n4
2.6839514244216E+31
n5
1.9318273678422E+39
2 √n
8483.9252118344
3 √n
415.97243676782
4 √n
92.108225538409
5 √n
37.276809354784
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
-71976986
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 71976987 can be divided by 8 positive divisors.
The sum of these divisors (counting 71976987) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010010100100100000011011
3
Ternary
12000102210212100
4
Quaternary
10102210200123
5
Quinary
121411230422
6
Senary
11050414443
8
Octal
422444033
10
Decimal
71976987
12
Duodecimal
20131423
16
Hexadecimal
44a481b
20
Vigesimal
129h297
36
Base36
16upsr
md5
04cddf199aa06256a51c0996434572a3
sha1
f32f404acc7c31507e1a57b211c93520d13d1a26
sha256
bd132515b667a77aab8471b04de682e970981105d002f8cf2604a00a05b42792
sha512
d46cf43464404dc5cf439e3daf92a5ebe2a74f82a36d02a2fa39d06b95e181eac6ab31bc824d3294125d66df871194f20245a5682c05bd409aa05fe177bfd0a2
ripemd-160
73ebcac2d059a83e252545b2c809cfbbfd0fc48f
Diameter
143953974
Circumference
452244747.17346
Area
1.6275607144061E+16
Volume
1.5619588851003E+24
Surface area
6.5102428576244E+16
Circumference
452244747.17346
Perimeter
287907948
Area
5180686657598169
Diagonal
101790831.19415
Surface area
31084119945589014
Volume
3.7289021620502E+23
Space diagonal
124667798.45972
Perimeter
215930961
Area
2.2433031272636E+15
Altitude
62333899.229862
Surface area
2.2433031272636E+15
Volume
4.3945533419448E+22
Height
33930277.064717