81475467 is an odd 8-digits composite number following 81475466
and preceding 81475468 . In scientific notation, it is written as 8.1475467 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 54227712 positive integers (up to 81475467) that are relatively prime to 81475467.
81475467 has 8 divisors, whose sum is 108812496
The reverse of 81475467 is 76457418
Previous prime number is 617
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighty-one million four hundred seventy-five thousand four hundred sixty-seven
Scientific notation
8.1475467 × 10^7
Engineering notation
8.1475467 × 10^6
Prime Factorization
3 × 617 × 44017
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81475467
Product of the distinct prime numbers
The prime factorization of 81475467 is 3 × 617 × 44017.
Since it has a total of 3 prime factors.
1 , 10 , 86 , 29 , 682 , 121 , 2019 , 2295 , 36853 , 37930 , 863814 , 769605 , 9309592 , 1204187 , 46303367 , 59764862 , 153966988 , 264722967 , 3187878026 , 5562146993
n×2
162950934
n×3
244426401
n×4
325901868
n×5
407377335
n÷2
40737733.5
n÷3
27158489
n÷3
20368866.75
n÷5
16295093.4
n2
6638251722868089
n3
5.4085465918423E+23
n4
4.4066385936161E+31
n5
3.590329373151E+39
2 √n
9026.3761831645
3 √n
433.51981513519
4 √n
95.007242793192
5 √n
38.212492956721
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
-81475466
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 81475467 can be divided by 8 positive divisors.
The sum of these divisors (counting 81475467) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110110110011011110001011
3
Ternary
12200022101022220
4
Quaternary
10312303132023
5
Quinary
131324203332
6
Senary
12030145123
8
Octal
466633613
10
Decimal
81475467
12
Duodecimal
233521a3
16
Hexadecimal
4db378b
20
Vigesimal
15948d7
36
Base36
1ciavf
md5
8d0ee2ad32c8785fb1b56e5842cc12c5
sha1
63cf80b6998c32e159299436586567fede5db68c
sha256
9c40a8b4f357b66da67a3b359c258fd97dd198bf7a31873aefe20af4d964596d
sha512
8ebdf493ee2e53d1d58f42323523cac0e65f8a2cc75ee3de3c4b371faa4a54c9db020b4b18edd2a2b7ef839e865eec3507a0e1490b633343075be8befc7001ab
ripemd-160
16a5a37d2ee3e6a82fa3ad706ec84fc5ed56db6b
Diameter
162950934
Circumference
511925457.15
Area
2.0854682845242E+16
Volume
2.265526698604E+24
Surface area
8.3418731380969E+16
Circumference
511925457.15
Perimeter
325901868
Area
6638251722868089
Diagonal
115223710.43208
Surface area
39829510337208534
Volume
5.4085465918423E+23
Space diagonal
141119648.4144
Perimeter
244426401
Area
2.8744473143598E+15
Altitude
70559824.207201
Surface area
2.8744473143598E+15
Volume
6.3740332857585E+22
Height
38407903.477361