87972017 is an odd 8-digits composite number following 87972016
and preceding 87972018 . In scientific notation, it is written as 8.7972017 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 72972000 positive integers (up to 87972017) that are relatively prime to 87972017.
87972017 has 8 divisors, whose sum is 103782912
The reverse of 87972017 is 71027978
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
eighty-seven million nine hundred seventy-two thousand seventeen
Scientific notation
8.7972017 × 10^7
Engineering notation
8.7972017 × 10^6
Prime Factorization
31 × 7 × 405401
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87972017
Product of the distinct prime numbers
The prime factorization of 87972017 is 31 × 7 × 405401.
Since it has a total of 3 prime factors.
6 , 6 , 47 , 18 , 935 , 506 , 486 , 5615 , 62594 , 87986 , 813606 , 180285 , 9743844 , 6076538 , 84831358 , 80908861 , 395458057 , 768928631 , 1457752661 , 9671757401
n×2
175944034
n×3
263916051
n×4
351888068
n×5
439860085
n÷2
43986008.5
n÷3
29324005.666667
n÷3
21993004.25
n÷5
17594403.4
n2
7739075775048289
n3
6.8082210564684E+23
n4
5.9893293851939E+31
n5
5.2689338649288E+39
2 √n
9379.3399021466
3 √n
444.74886642252
4 √n
96.846992220443
5 √n
38.803322198927
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
-87972016
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 87972017 can be divided by 8 positive divisors.
The sum of these divisors (counting 87972017) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001111100101100010110001
3
Ternary
20010112102220212
4
Quaternary
11033211202301
5
Quinary
140010101032
6
Senary
12421313505
8
Octal
517454261
10
Decimal
87972017
12
Duodecimal
25565895
16
Hexadecimal
53e58b1
20
Vigesimal
179ga0h
36
Base36
1gdjn5
md5
38fbd72451b44aec35a747a36c13a6af
sha1
9976cce23f80fe4f47cf231b27bc742385c78379
sha256
467e504d1c4188f3070e8b03bce13686e66b0aceda6763a377d3820ce47529da
sha512
5e34e1f2eb987b62bf1f54bcd654eaf80eca0b7c1b12d55097bc5496e392405177c807a7c43ecc237c6c92279df777f34a5a4ef8a0ca5f096b406a9e7ca747c0
ripemd-160
579045943abeec0dd9d83690d3e3a4c088083c29
Diameter
175944034
Circumference
552744484.65735
Area
2.4313023600466E+16
Volume
2.8518209673355E+24
Surface area
9.7252094401866E+16
Circumference
552744484.65735
Perimeter
351888068
Area
7739075775048289
Diagonal
124411219.55072
Surface area
46434454650289734
Volume
6.8082210564684E+23
Space diagonal
152372003.08831
Perimeter
263916051
Area
3.3511181115023E+15
Altitude
76186001.544156
Surface area
3.3511181115023E+15
Volume
8.0235654614097E+22
Height
41470406.516905