83661640 is an even 8-digits composite number following 83661639
and preceding 83661641 . In scientific notation, it is written as 8.3661640 × 10^7.
The sum of its digits is 34. It has a total of 6 prime factors and 32 positive divisors.
There are 33288192 positive integers (up to 83661640) that are relatively prime to 83661640.
83661640 has 32 divisors, whose sum is 189231480
The reverse of 83661640 is 04616638
Previous prime number is 193
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighty-three million six hundred sixty-one thousand six hundred forty
Scientific notation
8.3661640 × 10^7
Engineering notation
8.3661640 × 10^6
Prime Factorization
2 × 2 × 2 × 5 × 193 × 10837
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
20915410
Product of the distinct prime numbers
The prime factorization of 83661640 is 2 × 2 × 2 × 5 × 193 × 10837.
Since it has a total of 6 prime factors.
3 , 10 , 4 , 92 , 43 , 66 , 7070 , 2748 , 55976 , 11089 , 456895 , 970226 , 7925415 , 8778295 , 32002355 , 30285893 , 255577308 , 69361202 , 772492553 , 858135175
n×2
167323280
n×3
250984920
n×4
334646560
n×5
418308200
n÷2
41830820
n÷3
27887213.333333
n÷3
20915410
n÷5
16732328
n2
6999270007489600
n3
5.8557040762939E+23
n4
4.8989780637743E+31
n5
4.0985653913939E+39
2 √n
9146.6737123394
3 √n
437.36308532058
4 √n
95.63824398398
5 √n
38.415392490702
1 , 2 , 4 , 5 , 8 , 10 , 20 , 40 , 193 , 386 , 772 , 965 , 1544 , 1930 , 3860 , 7720 , 10837 , 21674 , 43348 , 54185 , 86696 , 108370 , 216740 , 433480 , 2091541 , 4183082 , 8366164 , 10457705 , 16732328 , 20915410 , 41830820 , 83661640
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-83661639
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 83661640 can be divided by 32 positive divisors.
The sum of these divisors (counting 83661640) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100111111001001001101001000
3
Ternary
12211102110012021
4
Quaternary
10333021031020
5
Quinary
132404133030
6
Senary
12145054224
8
Octal
477111510
10
Decimal
83661640
12
Duodecimal
24027374
16
Hexadecimal
4fc9348
20
Vigesimal
162he20
36
Base36
1dt5qg
md5
90558dfea16ce94b18d7e9374ff3f7ac
sha1
7593ea501f5cd13c41751652973758e9c82132d4
sha256
3f619d2a772fb85975d3c00a3f4f07c9a9cb4405c8c017eb965837b816800263
sha512
817d001ff640cbaeaaf5ba45e5d496bfe6bdc7dee23b9c99660d03897191afb3de3d3dd73f1e999ccb4c0e938d1bc0368cda569a082b2febe81c298ccb18dfc7
ripemd-160
8082f655daaf248a8c050e11e46e8e71d61ff974
Diameter
167323280
Circumference
525661587.22255
Area
2.1988855236021E+16
Volume
2.4528315876908E+24
Surface area
8.7955420944083E+16
Circumference
525661587.22255
Perimeter
334646560
Area
6999270007489600
Diagonal
118315425.93838
Surface area
41995620044937600
Volume
5.8557040762939E+23
Space diagonal
144906211.12454
Perimeter
250984920
Area
3.0307728172162E+15
Altitude
72453105.562268
Surface area
3.0307728172162E+15
Volume
6.9010134349486E+22
Height
39438475.312792