80661639 is an odd 8-digits composite number following 80661638
and preceding 80661640 . In scientific notation, it is written as 8.0661639 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 53682560 positive integers (up to 80661639) that are relatively prime to 80661639.
80661639 has 8 divisors, whose sum is 107732592
The reverse of 80661639 is 93616608
Previous prime number is 593
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighty million six hundred sixty-one thousand six hundred thirty-nine
Scientific notation
8.0661639 × 10^7
Engineering notation
8.0661639 × 10^6
Prime Factorization
3 × 593 × 45341
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80661639
Product of the distinct prime numbers
The prime factorization of 80661639 is 3 × 593 × 45341.
Since it has a total of 3 prime factors.
7 , 10 , 62 , 67 , 589 , 626 , 48 , 8220 , 86873 , 32090 , 250412 , 261624 , 4360453 , 6005221 , 39230397 , 20288698 , 915527957 , 946281846 , 6092560573 , 5955333416
n×2
161323278
n×3
241984917
n×4
322646556
n×5
403308195
n÷2
40330819.5
n÷3
26887213
n÷3
20165409.75
n÷5
16132327.8
n2
6506300006166321
n3
5.2480882232309E+23
n4
4.233193977024E+31
n5
3.4145636439168E+39
2 √n
8981.1824945271
3 √n
432.071559862
4 √n
94.769100948184
5 √n
38.135848047804
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
-80661638
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 80661639 can be divided by 8 positive divisors.
The sum of these divisors (counting 80661639) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110011101100110010000111
3
Ternary
12121210000222010
4
Quaternary
10303230302013
5
Quinary
131122133024
6
Senary
12000505303
8
Octal
463546207
10
Decimal
80661639
12
Duodecimal
2301b233
16
Hexadecimal
4cecc87
20
Vigesimal
1542e1j
36
Base36
1c0ux3
md5
acafd22cf5756ea00d6e20a73fbd1c06
sha1
f3fed43f91a4773e2232b75afa6c4c416b0a7a88
sha256
aa76500361a9c8ea9528f5a736ed465a2a9cfbe42be6a161a2906125523d5eec
sha512
62c5b89a52ed09346a775421cbc3c3b63e6b2b5f36ac00598f00d62f3ca2c6f714f57a1fc89cdc57827058a158c3d9f7aaeb6bd42ff12faa1b1a8ce2709a2fa4
ripemd-160
203539d990d7eba4bec2150f4eecdb306690fe98
Diameter
161323278
Circumference
506812025.01782
Area
2.0440144301423E+16
Volume
2.1983140543324E+24
Surface area
8.1760577205693E+16
Circumference
506812025.01782
Perimeter
322646556
Area
6506300006166321
Diagonal
114072783.83704
Surface area
39037800036997926
Volume
5.2480882232309E+23
Space diagonal
139710056.96978
Perimeter
241984917
Area
2.8173105449914E+15
Altitude
69855028.48489
Surface area
2.8173105449914E+15
Volume
6.184931284853E+22
Height
38024261.279014