87660249 is an odd 8-digits composite number following 87660248
and preceding 87660250 . In scientific notation, it is written as 8.7660249 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 58440164 positive integers (up to 87660249) that are relatively prime to 87660249.
87660249 has 4 divisors, whose sum is 116880336
The reverse of 87660249 is 94206678
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighty-seven million six hundred sixty thousand two hundred forty-nine
Scientific notation
8.7660249 × 10^7
Engineering notation
8.7660249 × 10^6
Prime Factorization
3 × 29220083
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87660249
Product of the distinct prime numbers
The prime factorization of 87660249 is 3 × 29220083.
Since it has a total of 2 prime factors.
8 , 9 , 40 , 86 , 5 , 835 , 8947 , 72 , 96694 , 14255 , 219075 , 152659 , 7805475 , 212458 , 76370827 , 53832700 , 42888677 , 454270701 , 3659336463 , 7042138945
n×2
175320498
n×3
262980747
n×4
350640996
n×5
438301245
n÷2
43830124.5
n÷3
29220083
n÷3
21915062.25
n÷5
17532049.8
n2
7684319254742001
n3
6.7360933926618E+23
n4
5.9048762408799E+31
n5
5.1762292158971E+39
2 √n
9362.7052180446
3 √n
444.22285602394
4 √n
96.761072844634
5 √n
38.775779758806
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
-87660248
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 87660249 can be divided by 4 positive divisors.
The sum of these divisors (counting 87660249) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001110011001011011011001
3
Ternary
20002221121020220
4
Quaternary
11032121123121
5
Quinary
134420111444
6
Senary
12410510253
8
Octal
516313331
10
Decimal
87660249
12
Duodecimal
25435389
16
Hexadecimal
53996d9
20
Vigesimal
177hac9
36
Base36
1g6v2x
md5
c8117f2da5d4e02d63f0d6d7298b58b9
sha1
73a4581e3de28887cda9d215e9184e8edc6c8479
sha256
f21f008376b8cc818a499419613b18886fb3c14070f803000ba62104af44c73a
sha512
2d9acd771f79e66f59fca32653a3e07b8a909fab8edeec0f0ef2595c14b83d5cbf8f073ad252136531c49bf8fb6e79e701686f93bff088c653da4dd4f45c4876
ripemd-160
e81595c0e81eb3e3ff948a3cee7faefb8dcc3a1c
Diameter
175320498
Circumference
550785588.5405
Area
2.4141000918536E+16
Volume
2.8216082021708E+24
Surface area
9.6564003674144E+16
Circumference
550785588.5405
Perimeter
350640996
Area
7684319254742001
Diagonal
123970313.0168
Surface area
46105915528452006
Volume
6.7360933926618E+23
Space diagonal
151832005.07214
Perimeter
262980747
Area
3.3274078426982E+15
Altitude
75916002.536069
Surface area
3.3274078426982E+15
Volume
7.9385621944284E+22
Height
41323437.672268