87968761 is an odd 8-digits composite number following 87968760
and preceding 87968762 . In scientific notation, it is written as 8.7968761 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 82794112 positive integers (up to 87968761) that are relatively prime to 87968761.
87968761 has 4 divisors, whose sum is 93143412
The reverse of 87968761 is 16786978
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
eighty-seven million nine hundred sixty-eight thousand seven hundred sixty-one
Scientific notation
8.7968761 × 10^7
Engineering notation
8.7968761 × 10^6
Prime Factorization
17 × 5174633
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87968761
Product of the distinct prime numbers
The prime factorization of 87968761 is 17 × 5174633.
Since it has a total of 2 prime factors.
6 , 5 , 70 , 80 , 207 , 84 , 6938 , 9508 , 9242 , 23478 , 20867 , 737765 , 1814851 , 693105 , 74573146 , 33534402 , 628065632 , 749178419 , 8486686215 , 8338084680
n×2
175937522
n×3
263906283
n×4
351875044
n×5
439843805
n÷2
43984380.5
n÷3
29322920.333333
n÷3
21992190.25
n÷5
17593752.2
n2
7738502911875121
n3
6.8074651315255E+23
n4
5.98844273171E+31
n5
5.2679588742798E+39
2 √n
9379.1663275581
3 √n
444.74337937401
4 √n
96.846096088372
5 √n
38.803034958752
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87968760
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87968761 can be divided by 4 positive divisors.
The sum of these divisors (counting 87968761) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001111100100101111111001
3
Ternary
20010112021110021
4
Quaternary
11033210233321
5
Quinary
140010000021
6
Senary
12421250441
8
Octal
517445771
10
Decimal
87968761
12
Duodecimal
25563a21
16
Hexadecimal
53e4bf9
20
Vigesimal
179g1i1
36
Base36
1gdh4p
md5
d5c647d439ce5c1d1329efd387ff6939
sha1
331136dbb534507eb501384054028abf0fac585e
sha256
bf7febce3a867800afd0510772a8b0e854ede07627f0ba8758d67d2dc99a430c
sha512
e18d5ab9d081304074bfcc3e61547a21cee92315f2a4fdabbfc235c8259fb154746bb2ddcdafe40843838bd894d48a335bcbd104132d0a79ffe2bca780fc523d
ripemd-160
32d47a5692966263c76dff76d345f5416d34e837
Diameter
175937522
Circumference
552724026.60599
Area
2.431122389773E+16
Volume
2.8515043262359E+24
Surface area
9.724489559092E+16
Circumference
552724026.60599
Perimeter
351875044
Area
7738502911875121
Diagonal
124406614.87136
Surface area
46431017471250726
Volume
6.8074651315255E+23
Space diagonal
152366363.53088
Perimeter
263906283
Area
3.3508700544719E+15
Altitude
76183181.765442
Surface area
3.3508700544719E+15
Volume
8.022674595321E+22
Height
41468871.623786