87864749 is an odd 8-digits composite number following 87864748
and preceding 87864750 . In scientific notation, it is written as 8.7864749 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 75256416 positive integers (up to 87864749) that are relatively prime to 87864749.
87864749 has 8 divisors, whose sum is 100491840
The reverse of 87864749 is 94746878
Previous prime number is 1619
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
eighty-seven million eight hundred sixty-four thousand seven hundred forty-nine
Scientific notation
8.7864749 × 10^7
Engineering notation
8.7864749 × 10^6
Prime Factorization
7 × 1619 × 7753
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87864749
Product of the distinct prime numbers
The prime factorization of 87864749 is 7 × 1619 × 7753.
Since it has a total of 3 prime factors.
6 , 8 , 6 , 72 , 667 , 925 , 3953 , 6309 , 27330 , 62961 , 170848 , 389225 , 4977892 , 8993371 , 67104007 , 92003794 , 882973377 , 21372239 , 4224504717 , 4612215374
n×2
175729498
n×3
263594247
n×4
351458996
n×5
439323745
n÷2
43932374.5
n÷3
29288249.666667
n÷3
21966187.25
n÷5
17572949.8
n2
7720214116833001
n3
6.7833467560179E+23
n4
5.9601706009748E+31
n5
5.2368889385183E+39
2 √n
9373.6198450759
3 √n
444.56802586778
4 √n
96.817456303478
5 √n
38.793854673847
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
-87864748
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 87864749 can be divided by 8 positive divisors.
The sum of these divisors (counting 87864749) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001111001011010110101101
3
Ternary
20010022222202222
4
Quaternary
11033023112231
5
Quinary
134443132444
6
Senary
12415125125
8
Octal
517132655
10
Decimal
87864749
12
Duodecimal
255137a5
16
Hexadecimal
53cb5ad
20
Vigesimal
17931h9
36
Base36
1gb8vh
md5
0c717cf8f8b0151abf000517753b2086
sha1
04749b6465413c74539ed464c3fcea0e226fa7d0
sha256
475c5f73bddd4c457a377c491a00e893fd248b56181922cf9f1c9aec74f33329
sha512
61d711216222151610d94e7a29726be73e9e4cf1960464e70140ce11fdbd6a79bff88d7e0eca415a63cbd099390cc87499957e7c80e1b60595eff030fc122f5b
ripemd-160
198e1733fe68d6e591fa873c7c4faa4578464d19
Diameter
175729498
Circumference
552070499.93582
Area
2.4253767953583E+16
Volume
2.8414016447277E+24
Surface area
9.7015071814331E+16
Circumference
552070499.93582
Perimeter
351458996
Area
7720214116833001
Diagonal
124259519.69031
Surface area
46321284700998006
Volume
6.7833467560179E+23
Space diagonal
152186209.46229
Perimeter
263594247
Area
3.3429507739163E+15
Altitude
76093104.731143
Surface area
3.3429507739163E+15
Volume
7.9942508172E+22
Height
41419839.896769