87831268 is an even 8-digits composite number following 87831267
and preceding 87831269 . In scientific notation, it is written as 8.7831268 × 10^7.
The sum of its digits is 43. It has a total of 5 prime factors and 24 positive divisors.
There are 37448544 positive integers (up to 87831268) that are relatively prime to 87831268.
87831268 has 24 divisors, whose sum is 176565312
The reverse of 87831268 is 86213878
Previous prime number is 197
Is Prime? no Number parity even Number length 8 Sum of Digits 43 Digital Root 7
Name
eighty-seven million eight hundred thirty-one thousand two hundred sixty-eight
Scientific notation
8.7831268 × 10^7
Engineering notation
8.7831268 × 10^6
Prime Factorization
2 × 2 × 7 × 197 × 15923
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
43915634 Product of the distinct prime numbers
The prime factorization of 87831268 is 2 × 2 × 7 × 197 × 15923.
Since it has a total of 5 prime factors.
7 , 3 , 86 , 75 , 920 , 87 , 6353 , 4038 , 89518 , 18507 , 192235 , 573674 , 1065691 , 838385 , 54064686 , 39990301 , 692213545 , 546939129 , 4727278027 , 3861902690
n×2
175662536
n×3
263493804
n×4
351325072
n×5
439156340
n÷2
43915634
n÷3
29277089.333333
n÷3
21957817
n÷5
17566253.6
n2
7714331638487824
n3
6.775595295809E+23
n4
5.9510912628574E+31
n5
5.2269189160049E+39
2 √n9371.8337586622
3 √n444.51155091341
4 √n96.808231874475
5 √n38.790897731317
1 , 2 , 4 , 7 , 14 , 28 , 197 , 394 , 788 , 1379 , 2758 , 5516 , 15923 , 31846 , 63692 , 111461 , 222922 , 445844 , 3136831 , 6273662 , 12547324 , 21957817 , 43915634 , 87831268
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-87831267 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87831268 can be divided by 24 positive divisors.
The sum of these divisors (counting 87831268) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
101001111000011001011100100
3
Ternary
20010021021211221
4
Quaternary
11033003023210
5
Quinary
134441100033
6
Senary
12414310124
8
Octal
517031344
10
Decimal
87831268
12
Duodecimal
254b8344
16
Hexadecimal
53c32e4
20
Vigesimal
178ii38
36
Base36
1gaj1g
md5
ed686a6698cef97628e220d95825d880
sha1
e7234abc94b022a319b6f7cd2d81eb6a0e9c3946
sha256
99087d662dc70c18dc1f25dfe0f15ca46f0151a3f68326af251afa599054d959
sha512
7979de702be222e407b1497d2ce5664fb32c084225b38eb42c6a0b0a442435ba4eb6b717b444407e3fb9e515ad54275f2ecc469f2d301f69ea9ec0b9649ad942
ripemd-160
2aa0b1a92be161d20cc3f5b0059975ee6023c859
Diameter
175662536
Circumference
551860132.60855
Area
2.4235287602829E+16
Volume
2.8381547206682E+24
Surface area
9.6941150411315E+16
Circumference
551860132.60855
Perimeter
351325072
Area
7714331638487824
Diagonal
124212170.40603
Surface area
46285989830926944
Volume
6.775595295809E+23
Space diagonal
152128218.6692
Perimeter
263493804
Area
3.3404035860742E+15
Altitude
76064109.334599
Surface area
3.3404035860742E+15
Volume
7.9851156337371E+22
Height
41404056.802009