87689968 is an even 8-digits composite number following 87689967
and preceding 87689969 . In scientific notation, it is written as 8.7689968 × 10^7.
The sum of its digits is 61. It has a total of 6 prime factors and 20 positive divisors.
There are 41422080 positive integers (up to 87689968) that are relatively prime to 87689968.
87689968 has 20 divisors, whose sum is 170066248
The reverse of 87689968 is 86998678
Previous prime number is 1363
Is Prime? no Number parity even Number length 8 Sum of Digits 61 Digital Root 7
Name
eighty-seven million six hundred eighty-nine thousand nine hundred sixty-eight
Scientific notation
8.7689968 × 10^7
Engineering notation
8.7689968 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 1363 × 4021
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
6 Total number of prime factors
rad Radical
10961246 Product of the distinct prime numbers
The prime factorization of 87689968 is 2 × 2 × 2 × 2 × 1363 × 4021.
Since it has a total of 6 prime factors.
6 , 10 , 13 , 16 , 846 , 416 , 9253 , 3179 , 21773 , 89674 , 830949 , 704348 , 1510496 , 3153262 , 45331063 , 4016614 , 182646235 , 510474247 , 9943448507 , 9424614761
n×2
175379936
n×3
263069904
n×4
350759872
n×5
438449840
n÷2
43844984
n÷3
29229989.333333
n÷3
21922492
n÷5
17537993.6
n2
7689530487841024
n3
6.742946824138E+23
n4
5.9128879123437E+31
n5
5.18500951821E+39
2 √n9364.2921782695
3 √n444.2730512096
4 √n96.769272903487
5 √n38.778408592673
1 , 2 , 4 , 8 , 16 , 1363 , 2726 , 4021 , 5452 , 8042 , 10904 , 16084 , 21808 , 32168 , 64336 , 5480623 , 10961246 , 21922492 , 43844984 , 87689968
20 divisors
τ Total Divisors
20 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-87689967 Sum of the proper positive divisors of n
A Arithmetic Mean
0.05 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
20 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87689968 can be divided by 20 positive divisors.
The sum of these divisors (counting 87689968) is 1, the average is 0.05.
Base
System
Value
2
Binary
101001110100000101011110000
3
Ternary
20010000010000121
4
Quaternary
11032200223300
5
Quinary
134422034333
6
Senary
12411300024
8
Octal
516405360
10
Decimal
87689968
12
Duodecimal
2544a614
16
Hexadecimal
53a0af0
20
Vigesimal
17814i8
36
Base36
1g7i0g
md5
dd04e0e6345beaf25b3f7f347942be23
sha1
d2050150ee99fae6df2d0c2c538635637f0977e6
sha256
3db3ac6a59a15c7075a9a714424ad18415fb611c1d687d90399fc8569354b808
sha512
3e6914557aaebe93c1a606ddee3399bb704fde85250a01e8eb40ab419168ed27a887c208922e4e96ca0bc478106ca05be29bb9affa1894404d8654aab644d6da
ripemd-160
8bba6fc9bfd511fa6f6b5de224d55a834f949524
Diameter
175379936
Circumference
550972318.52465
Area
2.4157372490156E+16
Volume
2.8244789608345E+24
Surface area
9.6629489960624E+16
Circumference
550972318.52465
Perimeter
350759872
Area
7689530487841024
Diagonal
124012342.02966
Surface area
46137182927046144
Volume
6.742946824138E+23
Space diagonal
151883479.89009
Perimeter
263069904
Area
3.3296643728226E+15
Altitude
75941739.945045
Surface area
3.3296643728226E+15
Volume
7.9466390408805E+22
Height
41337447.343221