80642261 is an odd 8-digits composite number following 80642260
and preceding 80642262 . In scientific notation, it is written as 8.0642261 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 69121932 positive integers (up to 80642261) that are relatively prime to 80642261.
80642261 has 4 divisors, whose sum is 92162592
The reverse of 80642261 is 16224608
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
eighty million six hundred forty-two thousand two hundred sixty-one
Scientific notation
8.0642261 × 10^7
Engineering notation
8.0642261 × 10^6
Prime Factorization
7 × 11520323
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80642261
Product of the distinct prime numbers
The prime factorization of 80642261 is 7 × 11520323.
Since it has a total of 2 prime factors.
5 , 7 , 74 , 62 , 634 , 956 , 20 , 8596 , 28148 , 29771 , 706307 , 907396 , 445204 , 1564889 , 46243527 , 70543117 , 79290863 , 470918964 , 8255284432 , 6487449675
n×2
161284522
n×3
241926783
n×4
322569044
n×5
403211305
n÷2
40321130.5
n÷3
26880753.666667
n÷3
20160565.25
n÷5
16128452.2
n2
6503174259192121
n3
5.2443067593825E+23
n4
4.2291275445419E+31
n5
3.4104640724924E+39
2 √n
8980.1036185559
3 √n
432.03695707205
4 √n
94.763408647831
5 √n
38.13401553486
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-80642260
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 80642261 can be divided by 4 positive divisors.
The sum of these divisors (counting 80642261) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110011101000000011010101
3
Ternary
12121202001101102
4
Quaternary
10303220003111
5
Quinary
131121023021
6
Senary
12000235445
8
Octal
463500325
10
Decimal
80642261
12
Duodecimal
2300bb85
16
Hexadecimal
4ce80d5
20
Vigesimal
15405d1
36
Base36
1c0fyt
md5
a5fc27e0824af6f27521149274a8c964
sha1
53dfb86ded836e404f1ff64d8477eff88a9e5098
sha256
81549e9c5c8c285c2d44cfc239209fe1a5f5c23120665523ad73da5a7fc42110
sha512
ac9234f72378937c43ea4e56a847c024aa048856f4bbb0b563b4ec64f56e4cc81a6e693e228a516b49b4133c269782950c5bf7bacf3efcf1e9894457329faab0
ripemd-160
fcdbca392bd82805d49ac8869a3211a6ba35099f
Diameter
161284522
Circumference
506690269.45294
Area
2.0430324477692E+16
Volume
2.1967300784597E+24
Surface area
8.1721297910769E+16
Circumference
506690269.45294
Perimeter
322569044
Area
6503174259192121
Diagonal
114045379.20663
Surface area
39019045555152726
Volume
5.2443067593825E+23
Space diagonal
139676493.28923
Perimeter
241926783
Area
2.8159570568487E+15
Altitude
69838246.644615
Surface area
2.8159570568487E+15
Volume
6.1804747869697E+22
Height
38015126.40221