81232023 is an odd 8-digits composite number following 81232022
and preceding 81232024 . In scientific notation, it is written as 8.1232023 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 53391800 positive integers (up to 81232023) that are relatively prime to 81232023.
81232023 has 8 divisors, whose sum is 109835136
The reverse of 81232023 is 32023218
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
eighty-one million two hundred thirty-two thousand twenty-three
Scientific notation
8.1232023 × 10^7
Engineering notation
8.1232023 × 10^6
Prime Factorization
3 × 71 × 381371
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81232023
Product of the distinct prime numbers
The prime factorization of 81232023 is 3 × 71 × 381371.
Since it has a total of 3 prime factors.
2 , 1 , 25 , 32 , 398 , 644 , 9408 , 3942 , 59507 , 97339 , 496081 , 65407 , 4089713 , 9318416 , 43463237 , 4872397 , 220433458 , 643933188 , 841662560 , 3808768604
n×2
162464046
n×3
243696069
n×4
324928092
n×5
406160115
n÷2
40616011.5
n÷3
27077341
n÷3
20308005.75
n÷5
16246404.6
n2
6598641560672529
n3
5.3602100302531E+23
n4
4.3542070446235E+31
n5
3.5370104679562E+39
2 √n
9012.880948953
3 √n
433.08760696988
4 √n
94.93619409347
5 √n
38.189630270054
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
-81232022
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 81232023 can be divided by 8 positive divisors.
The sum of these divisors (counting 81232023) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110101111000000010010111
3
Ternary
12122212000101110
4
Quaternary
10311320002113
5
Quinary
131243411043
6
Senary
12021030103
8
Octal
465700227
10
Decimal
81232023
12
Duodecimal
23255333
16
Hexadecimal
4d78097
20
Vigesimal
157e013
36
Base36
1cd313
md5
9f3fc84f523dcff246d7f7e21d6d389f
sha1
f8b309f7e7e199542112ecb70a123bed9bad8db0
sha256
f477941e31765deec358684b21434f6be4dfbec6a7b93b5241962659ee9fad60
sha512
3999a0643c1472e27787864b3ecb1bd40c65f4ee8c3db10063179e5083d79df2a0499fbae5a76e04e58ed4bfc71f8325176c567b43bf297da08b494b2ed93103
ripemd-160
31bc85d860ca1224d5f33200641e03a3fa0101fd
Diameter
162464046
Circumference
510395853.38607
Area
2.0730243850681E+16
Volume
2.2452795270322E+24
Surface area
8.2920975402724E+16
Circumference
510395853.38607
Perimeter
324928092
Area
6598641560672529
Diagonal
114879428.6256
Surface area
39591849364035174
Volume
5.3602100302531E+23
Space diagonal
140697991.0376
Perimeter
243696069
Area
2.8572956110051E+15
Altitude
70348995.518802
Surface area
2.8572956110051E+15
Volume
6.3170681016268E+22
Height
38293142.875201