87421925 is an odd 8-digits composite number following 87421924
and preceding 87421926 . In scientific notation, it is written as 8.7421925 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 6 positive divisors.
There are 69937520 positive integers (up to 87421925) that are relatively prime to 87421925.
87421925 has 6 divisors, whose sum is 108403218
The reverse of 87421925 is 52912478
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighty-seven million four hundred twenty-one thousand nine hundred twenty-five
Scientific notation
8.7421925 × 10^7
Engineering notation
8.7421925 × 10^6
Prime Factorization
5 × 5 × 3496877
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
17484385
Product of the distinct prime numbers
The prime factorization of 87421925 is 5 × 5 × 3496877.
Since it has a total of 3 prime factors.
8 , 5 , 93 , 61 , 370 , 247 , 3415 , 6513 , 76519 , 77228 , 579207 , 41707 , 7258811 , 6798780 , 23088210 , 86435642 , 377823654 , 39594941 , 400786976 , 4142737277
n×2
174843850
n×3
262265775
n×4
349687700
n×5
437109625
n÷2
43710962.5
n÷3
29140641.666667
n÷3
21855481.25
n÷5
17484385
n2
7642592970705625
n3
6.6813018949055E+23
n4
5.8409227315879E+31
n5
5.1062470897167E+39
2 √n
9349.9692512863
3 √n
443.81991756876
4 √n
96.695239031125
5 √n
38.754672665974
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87421924
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87421925 can be divided by 6 positive divisors.
The sum of these divisors (counting 87421925) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
101001101011111001111100101
3
Ternary
20002111111100002
4
Quaternary
11031133033211
5
Quinary
134340000200
6
Senary
12401431045
8
Octal
515371745
10
Decimal
87421925
12
Duodecimal
2533b485
16
Hexadecimal
535f3e5
20
Vigesimal
1767eg5
36
Base36
1g1r6t
md5
9ffbd7bb5fc335c70fd9e3674be46f76
sha1
92a4b371504b4a66830320a9e01ef1a94cc239f8
sha256
ab96b23d44f611eb4c307b46a12036f1d5ac10b57d8e39b459534e38c6cbcaca
sha512
880a8a87651ad391b4a77561e81cf0ac9f5e0ed3c082df3716146475ba38b8fb738b33d9174fec5d2b66797f4ce5a212cbcfd57f031bf2dccd5458e512b1a44a
ripemd-160
570c1e25849f11797a8b2a9f59d8cd998990dc9f
Diameter
174843850
Circumference
549288154.68536
Area
2.4009913931146E+16
Volume
2.7986571932601E+24
Surface area
9.6039655724583E+16
Circumference
549288154.68536
Perimeter
349687700
Area
7642592970705625
Diagonal
123633271.98376
Surface area
45855557824233750
Volume
6.6813018949055E+23
Space diagonal
151419215.79548
Perimeter
262265775
Area
3.3093398317077E+15
Altitude
75709607.897738
Surface area
3.3093398317077E+15
Volume
7.8739897950704E+22
Height
41211090.661255